Questions tagged [history]
History of GIS is the study of past developments in geography, geodesy, cartography, navigation and spatial data and analysis that ultimately lead to the application of geography to information and computer systems.
41 questions
2 votes
2 answers
434 views
What is the likely error of the triangulation of Gauss' survey?
I have been trying to figure out the famous Gauss' big triangle measurement, but not being particularly well-versed in geodesy (I come at this from a physics perspective), I have been having some ...
- 131
3 votes
1 answer
642 views
What is the resolution of the best publicily available satellite images from the 1970s and 1980s, for the southern hemisphere?
What motivates the question is a neighborhood disagreement involving my parents, that developed as follows: Dad bought a house in early 70s, moved there. The house was adjacent to a vacant lot, used ...
- 41
1 vote
1 answer
353 views
Download and evaluate historical OpenStreetMap data
objective: I want to download historical OSM data for Germany and check the number of new added nodes, ways, relations within a certain time range (01.01.2007 to 01.02.2007). Afterwards I want to ...
1 vote
0 answers
187 views
Precision of latitude / longitude in history
I am looking to assign a likely precision value for a point based on the decade when the measurement was made. Lets say that in the 1910's the precision widely available would be to two decimal places....
- 41
1 vote
2 answers
287 views
Trying to find historical building footprints or centroids [closed]
I'm currently doing a research project analyzing how cities evolve over time and was wondering if there were any good online databases for finding historical building footprints. I've been looking ...
- 21
14 votes
1 answer
3k views
Why is there no state with code "03" (among other missing numbers)?
The US census documentation for state codes is missing several numbers. For example, there is no state with code "03", "07" and others. Here is the start of the list... STATE|STUSAB|STATE_NAME|...
- 251
4 votes
1 answer
2k views
Meaning of abbreviation BLH?
I cannot find anywhere why BLH (where B is geographical latitude, L geographical longitude and H is elliposidal height) is called BLH. The origin of the letter H is clear, but what about B and L? ...
1 vote
0 answers
137 views
Hosted Feature Layers to local gdb and maintaining history in feature class?
Situation: I have setup a python script that writes fire equipment features from AGOL to a FGDB. These features are updated on a weekly basis using Collector. Script: ================================...
1 vote
1 answer
212 views
Finding creator of Inverse Distance Weighted method?
I am interested in the very first person who invented the Inverse Distance Weighted method or the very first reference that this method was mentioned. I tried to search on Google but could not get ...
- 113
2 votes
0 answers
309 views
Georeferencing xyz layer from Griffiths Valuation of 1850s?
I have made progress on my project to map land and property owned by individuals in 1850 in Ireland using Griffiths Valuation maps. I used http://griffiths.askaboutireland.ie/gv4/single_layer/tiles/{...
- 33
1 vote
1 answer
96 views
Seeking map of communes for Bavaria region before 1930 [closed]
I am looking into data for an article, and I am missing a pretty important map. The map relates to this question. I need a map of Bavaria communes, the so-called Gemeinden divisions, either to buy or ...
- 618
1 vote
1 answer
1k views
Downloading Map Tiles from Griffiths Valuation of Northern Ireland?
I would like to download map tiles of Northern Ireland associated with Griffiths Valuation of Ireland in 1867. These maps have details of property leased by individuals, including farm fields and ...
- 33
2 votes
1 answer
387 views
Austrian-hungarian map: Franzisco-Josephinische (3) Landesaufnahme - Legend
Currently I work with the Franzisco-Josephinische (3) Landesaufnahme (Austria-Hungary) map in area around Lake Neusiedel. There are some map sheets around Vienna with the scale of 1:12.500 In the ...
- 941
0 votes
2 answers
351 views
How to monitor changes in a PostGIS database in GeoDjango?
I have been working on a GeoDjango project which uses a PostGIS database.I have enabled the history in my application using the django-simple-history module and works all fine. The issues comes in ...
- 109
8 votes
2 answers
2k views
Seeking Historical GIS datasets?
I've been looking for a while for Historical GIS datasets. In a lot of places (also in answers here at Stack Exchange), people are referring to a great dataset at ThinkQuest, which contains shapefiles ...
- 149