New The Vintage Maps Of San Francisco


Last calendar month I posted nearly how y'all tin exercise interactive maps from the historical maps inwards the New York Public Library map collection. Thanks to the library's Map Warper projection over 10,000 historical maps get got directly been georectified together with tin thence hold out overlaid on a modern interactive map.

Today I discovered that the amazing David Rumsey Map Collection likewise has a projection to georectify the thousands of vintage maps inwards the David Rumsey online map library.

I've thence been busy searching the David Rumsey Map Collection for vintage San Francisco maps which get got already been georectified. I together with then created a Leaflet map which allows y'all to browse all the historical maps I discovered. The number is Vintage Maps of San Francisco.

The David Rumsey Georeferencer tin hold out used to overlay whatever static map on pinnacle of a modern interactive map. The georeferencer tin likewise patently hold out used to georeference whatever of the vintage maps inwards the David Rumsey online map library.

After maps get got been georectified using the georeferencer they tin together with then hold out displayed using an interactive mapping library yesteryear linking to the created maps tiles. To direct grip of the URL to the map tile system of a item vintage map y'all request to get-go honor the map inwards the collection. For illustration hither is the page y'all teach afterward searching the David Rumsey Map Collection for 'San Francisco'. The results demo vintage maps of San Francisco inwards the collection.

You directly request to click on the vintage map y'all wishing to move inwards your interactive map. When the map opens if the map has been georectified at that spot volition hold out an orangish 'View inwards Georeferencer' link inwards a higher identify the map. Click that link together with y'all volition together with then hold out taken to a page showing the vintage map overlaid on pinnacle of a Google Map. To teach the map tiles of the vintage map y'all directly request to click on the 'Embed OGC WMTS tiles' link.

After this y'all are presented alongside a choice of 3 dissimilar map transformations. Select the map transformation which y'all require together with y'all volition hold out taken to a novel page which volition allow y'all to thought your vintage map overlaid on your choice of interactive map library.

At this betoken y'all tin precisely select your favorite map library together with re-create & glue the JavaScript code to exercise a map. You likewise get got the choice to embed a map yesteryear selecting the iframe code for your map. However, if y'all desire to exercise your ain map from scratch, y'all tin likewise select to thought the origin code for whatever of the map libraries together with cutting & glue the URL system for your vintage map tile scheme.
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