Watt, A. (1885). The art of leather manufacture Being a practical handbook: In which the operations of tanning, currying and leather dressing are fully described, the principles of tanning explained and many recent processes introduced as also methods for the estimation of tannin and a description of the arts of glue boiling, gut dressing, &c. By Alexander Watt ... with numerous illustrations. Crosby Lockwood and Co. 7, Stationers' Hall Court, Ludgate Hill.

Watt, Alexander. The Art of Leather Manufacture Being a Practical Handbook: In Which the Operations of Tanning, Currying and Leather Dressing Are Fully Described, the Principles of Tanning Explained and Many Recent Processes Introduced as Also Methods for the Estimation of Tannin and a Description of the Arts of Glue Boiling, Gut Dressing, &c. By Alexander Watt ... with Numerous Illustrations. Crosby Lockwood and Co. 7, Stationers' Hall Court, Ludgate Hill, 1885.