The use of aerial survey in forestry and agriculture
By: by J.W.B. Sisam.
Contributors: Imperial Agricultural Bureaux.
Series: Joint publications -- no.9
Publisher: Imperial Forestry Bureau; Imperial Bureau of Pastures and Field Crops
Published: 1947
Place of publication: Oxford; Aberystwyth
Language: eng
Number of pages: 59
Notes: At head of title: Imperial Agricultural Bureaux.