The compilation and preparation of new base drawings for maps 

 of "Southern Ontario" and "Quetico Provincial Park" was continued. 



AERIAL SURVEYS 

 During the summer of 1955 > weather conditions were more favour- 

 able than normal and an area of 17)353 square miles was photographed* 

 Low altitude photographs were obtained of areas where research programmes 

 were being undertaken by the Department* Mosaic panels have been completed 

 for two-thirds of the portion of the Province south of a line from Orillla 

 to Arnprior* The mosaics are prepared to be used in connection with the 

 Forest Resources Inventory and are being used by the District Foresters 

 in other activities of the Department* The demand for prints of the aerial 

 photographs has increased* The number of contact prints produced this year 

 was 75 » 590 and 6)063 enlargements were made* 

 V^rtj,9fiJ. Photpgr^pl^ Af?^ ^qH^f^ ^jl-Xe? 



Forest Resources Inventory 

 and Research Division 16,258 



Other Departments 1<100 



Mapping 



Mosaic Panels 9»500 



Total Area photographed and sketched by 

 Department from 1921+ to March 3lst, 1956, 

 (does not include areas photographed by 

 contract.) 



Aerial Sketching -™^-»-^— «—- .— —— 26,903 square miles 



Oblique Photography — — ™.^—^—— .—..—« 10,790 square miles 



Vertical Photography ™«-™— — ™™— ^ 186,1^2 square miles 



Area photographed during the past Five Years 



1951/52 -™ 16,^6^ square miles 



1952/53 ■ 12,7^3 " 



1953/5^ l6,M-90 " " 



195^/55 9)050 " " 



1955/56 17)358 " " 



- 10 - 



