ClipArt ETC
"abc, deltoid muscle; d, coraco branchfalls muacle; r, r, triceps; e, i, extensors of wrist and long supinator of the hand; km, flexor of fingers and radial and ulnar sides of the wrist, and l, palm of the hand, or palmaris longus; p, palmaris brevis; q, palmar fascia; o, biceps." — Chambers' Encyclopedia, 1875

Arm Muscles

"abc, deltoid muscle; d, coraco branchfalls muacle; r, r, triceps; e, i, extensors of wrist and long…