iisgr:hisco/code/hisco/03090 | rdfs:comment | This group includes surveyors ...... g aerial photographic surveys. | : 2019-07-11T19:26https://iisg.amsterdam/hisco_45/assertion/0187d50d/ Create a prefix for https://iisg.amsterdam/hisco_45/assertion/0187d50d/ Hit Enter to save Double click to create a prefix |