Row 1: 3 Enggren Patents, 9 cross tops; Rows 2-4: cross top types; Row 5: blocks; Row 6: left 9 are blocks, four on right are Otis variants; Row 7: all Otis Patent variants; Row 8: 1Otis, 4 Stebbins, 1 marked Pat Apl'd For, 1 unmarked Pat Apl'd For ('egg type'), 3 Salamander Patents.