Re: [OSM-talk-be] Old topographic maps

2014-09-26 Thread Oliver
Could you describe the size of such a map in terms of A4/A3...A0? Is it folded? Collated? 2014-09-26 14:19 GMT+02:00 Wouter Hamelinck : > On Fri, Sep 26, 2014 at 12:39 AM, Sander Deryckere > wrote: > > I guess, to decide whether it's worth the effort or not, you could post a > > picture of how d

Re: [OSM-talk-be] Old topographic maps

2014-09-26 Thread Wouter Hamelinck
On Fri, Sep 26, 2014 at 12:39 AM, Sander Deryckere wrote: > I guess, to decide whether it's worth the effort or not, you could post a > picture of how detailed the maps are, and probably also try to estimate the > scanning prize when done in a copyshop. Good idea. I will provide more details and

Re: [OSM-talk-be] Old topographic maps

2014-09-25 Thread Sander Deryckere
Op 25-sep.-2014 23:53 schreef "Wouter Hamelinck" : > > Hi Sander, > > Obviously I don't have a professional scanner. But don't underestimate > the work. I think that three minutes per map would be rather > ambitious. The list contains more than 300 maps. A quick and probably > optimistic estimate i

Re: [OSM-talk-be] Old topographic maps

2014-09-25 Thread Wouter Hamelinck
Hi Sander, Obviously I don't have a professional scanner. But don't underestimate the work. I think that three minutes per map would be rather ambitious. The list contains more than 300 maps. A quick and probably optimistic estimate is 1000 minutes or 17 hours of work just for the scanning. While

Re: [OSM-talk-be] Old topographic maps

2014-09-25 Thread Sander Deryckere
In 2010, we mapped a lot of boundaries using out-of-copyright maps. Though the maps we used were a lot older (mainly Ferraris maps). Today, there are still boundaries of the part-municipalities we could map using old maps like these. In my experience, a high-quality scan is the most valuable. Alt

[OSM-talk-be] Old topographic maps

2014-09-24 Thread Wouter Hamelinck
Hi all, The talk on the list about the wiki with sources for Belgium reminds me that I promised some months ago to make a list of out of copyright topographic maps that I have. The list is below. Practically speaking it are maps dating from before the second world war. Those maps can be used for O