Recycled-content high grade, bleached printing and writing papers means any of the following papers: (a) Offset printing, mimeograph, and duplicator paper. (b) Stationery, bond, and office paper. (c) High-speed copier paper. (d) Envelopes without plastic address windows. (e) Form bond, including computer paper and carbonless forms. (f) Book papers. (g) Ledger, cover stock, and cotton fiber papers having a secondary wastepaper, as defined in Section 42204, or postconsumer wastepaper, as defined in Section 42203, content of at least 50 percent by weight.