These interesting images come from a colour Retrolens survey dated 28 February 1988. Although I have georeferenced this imagery it is of insufficient quality to be used for map making purposes. The reasons for this are that it was shot at a very low altitude, only 2000 feet, and therefore must have used a very…

This has been a long and drawn out map mosaic project as reflected in the number of introductory posts for this series that have been produced while pulling it together. I thought here I would talk about some of the challenges relating to this set of maps and some of the others done around the…

Yesterday I started to extract layers from the maps for Dunedin and have 1942, 1972, 1985 and 2013 to play with. Today I found a couple of errors which I have fixed, and also added 1985/1986 layers to Kensington. This includes a 1986 survey of Hillside Workshops which shows the beginning of singling of the…

Dunedin-Mosgiel map mosaics have been completed with the addition of historical maps of the Mosgiel area. After this was done, the entire set of mosaics was reviewed and it was found three more pieces needed to be added in Dunedin. These were near the Water of Leith railway bridge where there were gaps in both…