1823 P. Force IV. 170 Patents issued in 1822...Team Shovel, improvement in the. Elisha Case, Canton, Conn.
1876 H. H. Stoddard 22 The backs need not be shod for wear, as is usual with team shovels and scrapers.
a1877 E. H. Knight III. 2501/2 Team-shovel, an earth-scraper. A scoop drawn by horses or oxen..used in removing earth.