Heckers' Self-Raising Buckwheat wood crate. Crofton Mills, 203 Cherry Street, New York. Crofton Mills Flour Mill was established in 1843 by George Hecker. The original site was destroyed by fire in 1846. In the year 1881 on side label. Albert P. Ball, Derby Lane Vermont signed on one side. Thirty-two Packages. 3 Pounds Buckwheat Meal Self-Raising Flour. Nail, 45 degree angles and butt wood construction cut pieces. Split wood on bottom and chipped knot missing. Large nail is sticking out inside.