- GB 249 OM/479
- Colección
- 1931-1940
File containing specifications, drawings, patents and correspondence relating to Brownlie's improvements in the construction of winnowing or grain cleaning machines, 1931-1940; photographs of the winnowing machine, c 1931; copy of the Punjab ...
Brownlie, Thomas Archibald Miller, 1879-1963, civil engineer, agricultural engineer, Principal of Punjab Agricultural College and Research Institute