1. Anonymus; 1941: A handbook of home-grown timbers. London; Her Maj. Stat. Off. 66 S.
2. Anonymus; 1945: A handbook of Empire timbers. London; His Maj. Stat. Off. 142 S.
3. Anonymus; 1956: A handbook of hardwoods. London; Her Maj. Stat. Off. 269 S.
4. Anonymus; 1957: A handbook of softwoods. London; Her Maj. Stat. Off. 73 S.
5. Anonymus; 1974: The natural durability classification of timber. Princ. Risb. Lab. Techn. Note Nr. 40, 5 S.