011517, 170102, 200101, 200303, 200305, 241703, 260912, 260921 - Thought or speech clouds either empty or with wording and/or punctuation. Clocks, including clock or watch faces alone. Pencils, pens (excluding quill pens), crayons, pen points, chalk, markers. Envelopes of all sizes. Other cards, such as index cards, punched cards (computer cards), bar code labels, postcards, credit cards, greeting cards. Dollar symbol ($). Squares with bars, bands and lines. Squares that are completely or partially shaded.