Re: [Flightgear-devel] Use of old maps

2006-04-18 Thread Steve Hosgood
David Luff wrote: Steve Hosgood writes: My only comment is just that 1937 maps will certainly be before the National Grid was adopted, and will be based on the "old triangulation" done between the late 1700's to mid 1800's. I don't know the details, but it wasn't metric

Re: [Flightgear-devel] Use of old maps

2006-04-13 Thread Ralf Gerlich
Hi, Jon Stockill schrieb: Lee Elliott wrote: There have been rumours that the OS introduced deliberate errors in their maps so that they could be used to identify 'copiers' but quite apart from the fact that this would prove nothing (because it doesn't preclude someone else doing exactly the

Re: [Flightgear-devel] Use of old maps

2006-04-13 Thread Ralf Gerlich
Hi again, Ralf Gerlich schrieb: Jon Stockill schrieb: Think again: http://wiki.openstreetmap.org/index.php/Copyright_Easter_Eggs That's the interesting part of that German rouling: The court explicitly considered the fact that the plaintiff included such easter eggs in its maps and

Re: [Flightgear-devel] Use of old maps

2006-04-13 Thread Thomas Förster
... Or put differently: Even though the plaintiff was able to prove the origin of the defendant's map by the easter eggs, that bought them nothing, as the base data is not copyright protected and the easter eggs won't count as mental creation to make it protected. Again: IANAL, and this is

Re: [Flightgear-devel] Use of old maps

2006-04-13 Thread David Luff
Steve Hosgood writes: My only comment is just that 1937 maps will certainly be before the National Grid was adopted, and will be based on the old triangulation done between the late 1700's to mid 1800's. I don't know the details, but it wasn't metric (possibly surveyed in survey chains

Re: [Flightgear-devel] Use of old maps

2006-04-12 Thread Steve Hosgood
David Luff wrote: Hi folks, I happened to come across the following ebay item whilst looking for a map which caught my eye: http://cgi.ebay.co.uk/1937-Ordnance-Survey-Map-42-Llandudno-and-Denbigh_W0QQitemZ8403614581QQcategoryZ121824QQrdZ1QQcmdZViewItem It's a 1937 OS map to a reasonably

Re: [Flightgear-devel] Use of old maps

2006-04-12 Thread Ralf Gerlich
Hi, David Luff schrieb: Hi folks, I happened to come across the following ebay item whilst looking for a map which caught my eye: http://cgi.ebay.co.uk/1937-Ordnance-Survey-Map-42-Llandudno-and-Denbigh_W0QQitemZ8403614581QQcategoryZ121824QQrdZ1QQcmdZViewItem It's a 1937 OS map to a

Re: [Flightgear-devel] Use of old maps

2006-04-12 Thread Jon Stockill
Ralf Gerlich wrote: IANAL, but you might be even better off than you think. At least here in Germany, courts seem to consider only the map itself (its presentation) to be protected by copyright but not the base data (such as elevation isolines, roadlines, etc.), as the base data itself

Re: [Flightgear-devel] Use of old maps

2006-04-12 Thread Lee Elliott
On Wednesday 12 April 2006 20:23, Jon Stockill wrote: Ralf Gerlich wrote: IANAL, but you might be even better off than you think. At least here in Germany, courts seem to consider only the map itself (its presentation) to be protected by copyright but not the base data (such as elevation

Re: [Flightgear-devel] Use of old maps

2006-04-12 Thread Jon Stockill
Lee Elliott wrote: On Wednesday 12 April 2006 20:23, Jon Stockill wrote: Ralf Gerlich wrote: IANAL, but you might be even better off than you think. At least here in Germany, courts seem to consider only the map itself (its presentation) to be protected by copyright but not the base data