I imagine the problems have to do with the multi-layered nature of the Internet 
Archive scans; even on my PC, the PDF doesn't render well until it is fully 
downloaded -- while it is in the process of loading, I see a blurry mess.  
Perhaps the tablet devices are doing the same thing -- attempting to display 
content prior to the full load of the file but not entirely succeeding.

It may be possible to flatten the layers of the PDFs in some way, but I'm not 
sure exactly how.

Additionally, I notice that there are different versions of the PDF here:

http://www.archive.org/details/canarybird00schm

(one labeled PDF, another B/W PDF)

Does one version work better on tablets than the other?

- Demian
________________________________________
From: Code for Libraries [[email protected]] On Behalf Of Eric Lease 
Morgan [[email protected]]
Sent: Monday, October 03, 2011 11:26 AM
To: [email protected]
Subject: Re: [CODE4LIB] opening a pdf file

Most people seem to have mixed results when trying to open the PDF files on 
their tablet-based (Android and iOS) devices. Bummer! These PDF files were 
harvested from the Internet Archive. They seem to be viewable just fine for 
desktop machines, but not tablets.

The number of files I have in the collection is finite and small -- less than 
100. Does anybody have any suggestions on how I could convert or modify the 
files to make them more useful? I would be willing to manually do the 
modifications if necessary.

--
Eric Morgan
University of Notre Dame

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