020101, 020102, 020301, 020302, 020501, 020502, 020701, 020704, 021101, 021107, 100703, 141101, 2103 - Heads, portraits, busts of men not in profile. Shadows or silhouettes of men. Heads, portraits, busts of women not in profile. Shadows or silhouettes of women. Heads, portraiture, busts of children not in profile. Silhouettes or profiles of children. Groups of males. Adults and children, including family groups. Hearts. Hands, fingers and arms. Wheel chairs. Keys with heads of circular, oval or lobed shape. Bats, including baseball bats and cricket bats. Musical symbols, including treble and bass clef symbols, sharp and flat symbols and notes. Other notational signs and symbols, including pH, hazardous materials symbols, degree sign(�), pound sign(#), equal signs(=), and other mathematical symbols. Letters, numerals, punctuation, geometric figures, objects, humans, plants or animals comprising a circle. Circles that are totally or partially shaded. Geometric figures forming letters or numerals, including punctuation.