Unknown (Undefined) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (printer) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (publisher/sponsor)
Wood, Harold (Undefined) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (printer) East Africa Command (publisher/sponsor)
Unknown (Undefined) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (printer) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (publisher/sponsor)
Unknown (Undefined) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (printer) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (publisher/sponsor)
Unknown (Undefined) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (printer) 157 (East Africa and Southern Rhodesia) Base Survey Company, East African Engineers (publisher/sponsor)