ECE: Horse right, double upper front legs, solid Y-shaped head, S below head, single dashes for mane, six pellets on shoulder, pelleted sun above, ECE below
Reference
ABC 1663, Allen Ece B, Hobbs 4445-513, Mack 427, Spink 445, Van Arsdell 762
Zigzag thunderbolt and line of pellets across field, various motifs including object (rodent?), one or more double rings, and one or two ‘clamshell’ motifs to each side