Agricultural machines, namely, plows, cultivators, harrows, reapers, grain harvesters, hay rakes, [stackers, unloaders, forks,] power corn, cotton, [ potato, ] seed planters, power broadcast seeders, grain drills,[potato diggers,] manure spreaders, fertilizer distributors, spraying machines, stalk cutters, surface graders, corn harvesters and huskers, corn shellers,[ feed grinders, ]ensilage cutters, feed cutters, lawn mowers and reel mower vehicles, clod crushers, soil pulverizers, [land rollers, ] spraying and farm pumps, combines; earth-moving machines, namely, logging, landshaping and land-clearing machines, loaders, skid steer loaders, loader backhoes, bulldozers, excavators, scrapers; wood sawing machines; high pressure spray-type washing machine for spraying water, detergents and other liquids; snow blowers and snow throwers; [ chain saws; ] [posthole diggers;] and gasoline and diesel internal combustion engines for the aforementioned machines