Alexander Farmer

An Anxious Hour Alexander Farmer

An Anxious Hour Mrs. Alexander Farmer

Alexander Graham Bell (1847-1922), Scottish-born American inventor Anonymous

Harvest Time Alfred Augustus Glendening II

Steam plough on Patterson's farm (after) American School

Ralph Wheelock's Farm, c.1822 Francis Alexander

John Bennett Lawes, English agriculturalist, 1882 Unknown

Portrait of Alexander Pedler (1849-1918) Hal Hurst

Oxen Ploughing at Sunset Samuel Palmer

Haymaking William Hamilton

Agriculture, 1897 Fernand Cormon

Fowler Steam Ploughing Tackle Anonymous

A Sugar Maple (Acer Saccharum) in Fall Colours, Mississagi Provincial Park, Ontario, Canada Anonymous

Acer Pseudo-Platanus; Sycamore Anonymous

Surveillance City Peter A Ford

Protected Pat Scott

Acer Campestre Common Maple Anonymous

Autumn Acer, 2013 Leigh Glover

Acer Pseudo-Platanus Sycamore Anonymous

Un Surveillant obligé de fermer l'oeil, 1845 Honoré Daumier