[Texascavers] book review: cave diving

2010-06-19 Thread Mixon Bill
"The Essentials of Cave Diving." Jill Heinerth. Heinerth Productions,  
High Springs, Florida; 2010. ISBN 978-0-9798789-4-7. 7 by 10 inches,  
200 pages, softbound. $49.95.


Jill Heinerth is a cave diver with worldwide experience, known  
especially for photography and rebreather use and training. This  
introductory book is heavily illustrated with many of her color  
photographs. It covers pretty much all the things one would expect,  
but there's a lot of variation in the depth of coverage. For example,  
there is quite a bit about oxygen toxicity, with several tables, but  
relatively little about decompression; perhaps it is assumed that  
everybody these days uses a dive computer that figures that out for  
you. There is a lot of rather scattered information about the use of  
closed-circuit rebreathers in cave diving, but if you don't already  
know what they are and how they work, it will be mysterious. A special  
section addresses women's issues, including, to my surprise, how they  
might use pee valves in dry suits.


I didn't notice any errors that might get somebody killed, but then  
I'm no expert. On the other hand, there are a lot of niggling little  
things that sap the reader's confidence. For example, kernmantle is a  
material (page 81). Two views of the same piece of gear are labeled as  
two different things (page 77). The Cave Diving Group of Great Britain  
was formed in 1935 (page 21) and 1946 (page 34). The extensive  
glossary defines a lot of terms that I don't think appear elsewhere in  
the book, but leaves some things undefined. I still haven't deciphered  
DSV (page 129). Some jargon may be familiar only to those who don't  
need the book. What is a guideline placement? Why do cave divers use  
reference as a verb?


There isn't as much text as the size of the book suggests, because  
there are sidebars and wide margins. Some of the material is quite  
advanced, but still the overall style of the writing and the graphic  
design of the book make it look like it's intended for someone younger  
or dumber than any diver would want for a partner. I recommend it only  
for someone who has just a casual interest in what cave diving is all  
about and a high tolerance for bad grammar and punctuation.--Bill Mixon


You can live down anything but a good reputation.

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[Texascavers] book review: cave diving reprint

2009-11-04 Thread Mixon Bill
"The Log of the Wookey Hole Exploration Expedition, 1935." Graham  
Balcombe and Penelope Powell. Cave Diving Group, Great Britain;  
reprint 2009. ISBN 978-0-901031-06-8. 6 by 9 inches, xviii+235+xix  
pages, hardbound. £25 plus postage (about $70 total) from http://www.cavedivinggroup.org.uk 
.


Following a pioneering but unsuccessful attempt at diving a sump in  
Swilden's Hole, Jack Sheppard visited Siebe, Gorman to find out what  
sort of light-weight diving equipment might be available. Nothing  
suitable could be recommended, but the company offered the loan of  
standard base-fed hard-hat diving gear, along with suitable  
instruction in its use. Few cave-diving sites in Britain or anywhere  
else would accommodate such equipment, but the sump at the end of show  
cave Wookey Hole did, leading to the diving project recounted in this  
book. The original edition, by "the divers," was essentially hand-made  
by Graham Balcombe, with the text pages stencil-duplicated in two  
colors after being typed with flush-right columns on a typewriter, and  
the photographic plates were reproduced as actual photo prints, faced  
with tissue. Only the cloth binding was done professionally. The  
adventure of printing the book was described by Balcombe in an article  
much later, and I got permission from him to submit it to "Underwater  
Speleology," where it appeared in volume 21, numbers 5 and 6, and  
volume 22, number 1 (1993 and 1994). The price of the 1936 edition was  
7/6, about a dollar. Needless to say, copies of the original, of which  
a few over 175 were printed, sell for a lot more than that today, and  
even more than the high price of this reprint.


The text pages, including the dive logs, have been newly typeset for  
the reprint, and the illustrations are printed in facsimile. Some  
additional material has been included, including the article about the  
original printing and a short summary of diving developments at Wookey  
Hole since. While the technology used by the 1935 expedition was  
obviously a dead end as far as cave diving was concerned, Wookey has  
subsequently proved to be the site of a challenging series of sumps,  
the last known of which was dove to a depth of 90 meters in 2005.


As the first cave-diving book, "The Log of the Wookey Hole Exploration  
Expedition" is an important historical document, and it is good that  
it has been made available again for less than the hundreds of dollars  
an original would cost, if you could find one.--Bill Mixon


When sharing a dish with the devil, use a long spoon.

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[Texascavers] book review: cave diving

2009-06-13 Thread Mixon Bill
"Living in Darkness: A Woman's Scientific and Exploratory Adventures  
into the Underwater Caves of the Bahamas." Stephanie Jutta Schwabe.  
National Speleological Society, Huntsville, Alabama; 2009. ISBN  
978-1-879961-32-6. 7 by 10 inches, 184 pages, softbound. $19.50  
($17.50 for NSS members).
   Surely a nicer photograph could have been found for the cover of  
this book. Fortunately you can't tell a book by its cover, and this is  
a nice collection of autobiographical sketches. It is not a systematic  
biography, which leaves the reader a bit lost sometimes, as when  
Schwabe mentions that she is a lawyer without giving a clue as to how  
or when this happened.  But, as promised in the subtitle, it does  
cover her cave-diving career in the Bahamas, where she founded, along  
with her husband Rob Palmer, the Blue Holes Foundation to study and  
attempt to preserve the underwater caves, among them the famous ocean  
Blue Holes. (If you can lay your hands on one of Palmer's books on the  
Blue Holes, written before he met Schwabe, read it.) She covers  
working on a master's degree there under John Mylroie, meeting Palmer  
there and courting him while working on a PhD at the University of  
Bristol on Bahamian caves, the non-cave diving death of Rob Palmer and  
then the cave-diving death of Rob Parker a few months later, and  
various filming projects, including at a very unusual "black hole"  
inland on South Andros Island.  She winds up with a rant, unbalanced  
though deserved, against the Bahamian government for not protecting  
the cave resources there. The author is unsparing in her opinions of  
various people she dealt with, including her ex-husband, and she is  
also forthright about her own emotions, which appear to have been  
volatile. Honest, I wouldn't have added "just like a woman" even  
without the risk of the author's feminist wrath.
   The layout of the book is nice, and there are many black-and-white  
photos that were prepared for printing as well as the originals  
allowed. The text could have used a good bit of buffing, most  
conspicuously toward the end. Still, "Living in Darkness" is a  
fascinating account of significant events, both highs and lows, in  
cave diving.--Bill Mixon

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[Texascavers] book review: cave diving manual

2009-01-19 Thread Mixon Bill
Cave Diving Articles and Opinions: A Comprehensive Guide to Cave  
Diving and Exploration. Edited by Jill Heinerth and Bill Oigarden.  
National Speleological Society Cave Diving Section, Lake City,  
Florida; 2008. ISBN 978-097987890-9. 8.5 by 11 inches, 320 pages,  
softbound. $42.95.
The Cave Diving Section's earlier NSS Cave Diving Manual was published  
in 1992 and getting pretty long in the tooth. This new book, with  
fifty-six chapters by thirty-five authors, goes a long way toward  
filling the need for an update. As the title suggests, a few of the  
chapters ramble or are more essays than articles, but it all adds up  
to something close to the comprehensive guide promised in the  
subtitle. The area most conspicuously missing is communication by hand  
or light signals among team members. There is some redundancy; two  
chapters on biology are very similar, and two chapters cover the same  
five safety principles resulting from accident analyses. Side-mount  
diving, mixed-gas diving, rebreathers, and sump diving have all become  
a lot more common in the last fifteen years, and this new book covers  
these new developments extensively. Especially notable is a nice  
article by Joe Kaffl on sump diving, a topic Florida cave divers  
seldom thought about years ago. (Florida-type cave divers hope the  
underwater passage is long and deep. Sump divers hope is it short and  
shallow and leads to more dry cave, but sometimes it is neither short  
nor shallow, and generally it is unpleasant.)
In many places a drawing or purpose-made photograph would have helped  
to clarify things. With no useful illustration, I'm completely  
befuddled by Jason Richards's detailed description of his side-mount  
rig. There are some helpful illustrations in Kaffl's sump-diving  
article, but most of the black-and-white photos that are present  
elsewhere appear intended mainly to decorate the pages, and many are  
too dark. The copyright page contains misleading information about the  
identity of the publisher. The inadequate margins could have been  
fixed without adding pages by using slightly less immense type. The  
index proved useful when I checked back to confirm that helictite was  
indeed misspelled, but what is one supposed to make of a list of seven  
pages under woman, followed by a list of nine under women? There are  
scores of distractingly ungrammatical uses of they and their as  
singular pronouns. That so many authors did that makes me wonder  
whether they've been embarrassed by an editor. The author of the  
geology chapter seems to think that sandstone dissolves less readily  
than limestone because quartz is physically harder than calcite.
But all that fussing is just part of my continuing campaign to  
encourage excellence in cavers' publications. Most of you will have  
figured out by now that I'm a lot fussier than you are. I recommend  
this book, warts and all, as an interesting and informative read, even  
for someone who has never taken a breath out of a tank in his life and  
doesn't plan to, like me.—Bill Mixon

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[Texascavers] book review: Cave diving

2008-05-19 Thread Mixon Bill
The Cave Diving Group Manual. Edited by A. M. Ward and C. P. Hayward.  
Cave Diving Group, [United Kingdom]; 2008. ISBN 978-0-901031-04-4. 7  
by 10 inches, xi+171+xxxvii pages, softbound. £27.50.


The Cave Diving Group's previous manual was published in 1990, so it  
was definitely due for an update. In Britain, cave diving means solo  
side-mount sump diving, and that is the main subject of the manual. In  
the US, sump diving is considered a specialty to be tackled only after  
one has received full cave-diving training and certification,  
although, inevitably, some cavers far from Florida will undertake sump  
diving without having gone through all that expense. For them, this  
book will be especially important, although of course the ritual  
caution that one shouldn't try it based only on book-learning is  
rightly made. In Britain, cave-diving is a specialized form of caving,  
not diving, and a potential cave-diver must have dry-caving experience  
to even be accepted as a CDG trainee. In noteworthy contrast to US  
practice, CDG members never charge for training.


The various (unidentified) authors vary conspicuously in literacy, but  
everything is clear enough. The sump-diving stuff will be helpful to a  
US cave-diver wanting to "advance" to sump diving. But there are also  
chapters on advanced topics more useful in places with longer or  
deeper sumps or underwater caves, including mixed-gas diving,  
scooters, and rebreathers. These sections focus mainly on hazards  
peculiar to using those in caves, rather than basic training, which  
you are assumed to have gotten elsewhere. One covered British  
specialty has, so far as I know, not been done over here because we  
are not yet that desperate: underwater digging. Some British divers  
pursue underwater digs in a way that can only be called fanatical. I  
read in the Cave Diving Group Newsletter of one caver who has made 180  
dives to the same dig so far.


Little effort has been made to make the book inexpensive,  
unfortunately. There are enough color photos that one pays color laser- 
printing prices for the entire book, and this, coupled with the  
mandatory airmail shipping to the US, makes the total cost something  
over $80, depending on the currency conversion at the time you order.  
The hard-core or rich American cave-diver with ten tanks and  
regulators and two scooters may not cringe at the price, but it is not  
for him that this book was written. Order using PayPal at http://cavedivinggroup.org.uk 
.

--Bill Mixon
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[Texascavers] book review: cave diving

2008-04-26 Thread Mixon Bill
"Raising the Dead: A True Story of Death and Survival." Phillip Finch.  
Harper Sport, London; 2008. ISBN 978-0-00-726524-4. 5 by 8 inches, 310  
pages plus color plates, hardbound. £16.99.


In January 2005, David Shaw attempted to recover from the floor of  
Bushmansgat, or Bushman's Hole, the body of a diver who had died there  
in December 1994. The depth was 270 meters, 886 feet. Sheck Exley had  
reached a higher point on the bottom of this cave in South Africa in  
1993 at –263 meters, the first person to do so. He suffered greatly  
from HPNS during the deeper part of that dive. Shaw died in the  
recovery attempt, and his deepest support diver, Don Shirley, suffered  
a rebreather control-system failure and a serious inner-ear-bends  
event. All this was heavily publicized at the time, and most cave- 
divers are probably vaguely aware of it.


This thoroughly researched book covers the dive in detail, as well as  
topics like previous diving in Bushmansgat and Shaw's and Shirley's  
prior diving careers. It is non-technical, written for a popular  
audience, and there are brief but clear explanations about things like  
the need for trimix and the hazards of decompression sickness during  
such dives. The text is well crafted, if not particularly wonderful,  
and reads smoothly.


There are eight pages of color photos. The book is not nearly as long  
as the number of pages implies, because the type is large and widely  
spaced within generous margins. There are a good index and a few  
appendixes, including a eulogy by Shaw's daughter Lisa. I know of no  
convenient US source for the London edition. What is obviously the  
same book is scheduled to be published in the United States at the end  
of September under the title "Diving into Darkness." It will be a good  
bit cheaper, and it can be preordered from Amazon now for about half  
the British list price.—Bill Mixon

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