Pair of J.L. Hammett Co. Boston Early Froebel Gift #4 Kindergarten Blocks (Set of 2) Cambridge School These sorts of refrigerator jugs/pitchers

These sorts of refrigerator jugs/pitchers were designed with spatial economy in mind

made these

6" long x 3/8" x 1/8" when open

Super solid structural shape and great surface

Pair of J.L. Hammett Co. Boston Early Froebel Gift #4 Kindergarten Blocks (Set of 2) Cambridge School These sorts of refrigerator jugs/pitchersYou know I'm a huge fan of early Froebel designed kindergarten materials, and will snatch them up whenever I find them. These J. L Hammett Boston sets both complete "Gift 4" sets, comprised of eight rectangular blocks of the same size precede the Milton Bradley ones; the Hammett company was formed in 1863 by John Hammett, credited with inventing the chalkboard eraser, as well as "slating paint" that extended the life of classroom slates. In 1890,