Citation: Townsend, G.E. _Instructions for Building a Home-Made Tractor Mounted Weed Sprayer (Low Volume-Low Pressure). Weed Control Series, Pamphlet 8. N.S. Department of Agriculture and Marketing, Truro.
File contains a black and white photograph of the famous Ayrshire Cow "Annie Laurie", twice winner of first prize in milk test Guelph Ontario, owned by the [Nova Scotia] Agricultural College, Truro, Nova Scotia (45 x 52 cm). No date.