Another, more discreet, name for LSD that comes on a blotter/tab.
Gravely lawn tractors sorted by year. The Gravely Motor Plow Company was founded in 1916 in Dunbar, West Virginia building a successful line of two-wheel walking tractors. The company later moved to Charleston, North Carolina and, in 1964, Gravely entered the four-wheel garden tractor market. Gravelys used a unique rear-engine design on their tractors. Ariens purchased Gravely in 1982, and still owns the brand.
Ransomes, Sims and Jefferies introduced a petrol engined mower in 1902, and led the market until the First World War, although Shanks and Greens also made petrol engined machines during this period. The period immediately after World War One saw an unprecedented growth in lawn mower production.