Department of National Defence, Ottawa, for resale purposes, or for the 

 "official use" of this and other departments of the Ontario Provincial 

 Government were distributed in the total quantity of 36,993 copies (see 

 "Trend of Map Distribution Chart"). Of the total distributed, 12,271 copies 

 were supplied for the "official use" of this department, including district 

 offices, by the Department of Mines and Technical Surveys without charge and 

 13 f 715 copies were purchased directly by district offices for resale purposes. 

 This figure is not included in the total overall distribution figure for 

 this branch. Increased production of new and converted map sheets to the 

 1:50,000 scale by the Federal Department of Mines and Technical Surveys, 

 was noted. 



The demand for copies of the Lake Simcoe and Trent Canal Nautical 

 (Marine) Charts published by the Canadian Hydrographic Service, continues to 

 increase; 372 copies were distributed, but this figure is not shown in the 

 total overall map distribution figure. 



The popularity of the provincial topographic lithographed map 

 sheets on the scale of 2 miles to 1 inch, continues to increase. These map 

 sheets are produced by the Army Survey Establishment Bureau, Department of 

 National Defence, Ottawa, from aerial photographic information made under 

 the Forest Resources Inventory Programme of the Timber Branch for this depart- 

 ment. Due to other commitments, the conversion of mapping to the 1:50,000 

 scale, the Army Survey Establishment Bureau were unable to produce any new 

 sheets in this series for this department this year. 



Twenty-six thousand, one hundred and eleven copies (see "Trend of 

 Map Distribution Chart") of this series were distributed, an increase of 

 754 copies over that of the previous fiscal year. 



The summary of the total quantity of lithographed map sheets 



distributed, is as follows: 



National Topographic Series - b3,104 



Map Ho. 20 - 1,333 



District Maps - b,90b 



Map No. 33 A - Electoral - 142 



Map No. 28 - Geographical Townships - 530 



Island Haps - 219 



Miscellaneous Maps - 7,685 



Total: 79,920 



