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Department of Agriculture worker with insecticide spraying device, and plane used for spraying (37085298434) photo
关于2年
Plane on the ice, Moosonee photo
超过2年
King's birthday, 1912 [airplane] photo
One of the first airplanes built in Canada photo
New snow removal machinery [snowblower] photo
Neil Morrison and others of the CBC Talks Department worki… photo
One of the last of the famous Alligator boats, that were… photo
Laboratory at Canadian Wineries Ltd., A. McKim and Co. photo
Man working with pulp and paper machinery at Thorold photo
Man with machinery in the Maclean-Hunter printroom photo
Agriculture fumigation precision agriculture photo
超过3年
20170824-OSEC-LSC-0264 photo
差不多3年
20190920-NRCS-LSC-0632 photo
20170824-OSEC-LSC-0787 photo
20161114-OSEC-LSC-0011 photo
20161114-OSEC-LSC-0017 photo
Bell Telephone, Winona, Ontario - employee standing at top… photo
20170824-OSEC-LSC-0234 photo
20150508-OC-LSC-0039 photo