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1888 Morning Oregonian (Portland, Oregon) 10 Aug. 4/4 (advt.) Those wishing to purchase Lots in this tract..should take the earliest opportunity of looking over this property... Photo maps and all information on application to [etc.].

1939 B. B. Talley Engin. Applic. Aerial & Terrestr. Photogrammetry xix. 521 When this becomes economically feasible encouragement should be given to the development of ‘photo-maps’ to which may be added contours.

1969 Nature 16 Aug. 668/1 (caption) Satellite photomap of the Tucson, Arizona, area with transport network superimposed. The map is based on a photograph taken..from Gemini V.

1992 S. S. Hall Mapping Next Millennium (1993) i. 49 These photographs, like the ones from Jupiter and Saturn and Uranus, were photomaps in and of themselves, the first cartographic sketches of previously unseen worlds.