Report of the Department of Lands and Forests for fiscal year ending March 31, 1950 Page 148 



Microfilming 



A small amount of microfilming of original survey records was done during 

 the year. Some 65 positive reels were made and 1,300 negative exposures of new 

 survey records made. 



Survey Records 



One hundred and sixteen volumes of survey references, as well as all deceased 

 surveyors' field notes being held by the Crown, were transferred to fireproof storage 

 at Maple. 



Field Survey Party Equipment and Supply 



The equipping and supplying of a sixteen man survey party operating in the 

 field on the survey of part of the boundary between the Districts of Algoma and 

 Thunder Bay, as well as several smaller summer resort parties and for survey inspec- 

 tion work, was taken care of during the year 



The Divisional truck which was outfitted as a mol)ile survey unit covered a 

 distance of approximately 9,500 miles. 



The existing storage space for survey equipment and supplies for field work 

 was found to be inadequate, and plans for a larger storage area in a building at the 

 Southern Experimental Station at Maple were prepared and the construction of same 

 commenced. This space will also provide for the storage of certain survey records, 

 duplicate plans, field notes, etc. 



AERIAL SURVEYS 



During the past fiscal year, the Aerial Surveys Section covered 13,353 square 

 miles with vertical photography. 



The following table illustrates the breakdown of these figures:^ 



Table No. 3 



For Outside Concerns area 



(sQ. miles) totals 



Cities of Ft. William and Pt. .\rthur 50 SO 



Other Government Departments 



Hydro Electric Power Commission - 318 



**Planning and Development - - 1,028 



Faculty of Forestry, U. of T. -- 25 1,371 



Department of Lands and Forests 



*Forest Resources Inventory — — - 11,882 



Lindsay District SO 11,932 



Grand Total 13,353 



^Denotes Mapping Included (14,910 Sq. Miles) 

 **Denotes Multiplex Work Included (120 Sq. Miles). 



Table No. 4 



Total of Aerial Surveys 1924 to 1950 (March 31) 



IN Square Miles 



Aerial Sketching -- 26,903 Sq. Miles 



Oblique Photography 10,780 Sq. Miles 



Vertical Photography - — 110,566 Sq. Miles 



