Bound journals and other books:Work, Vol. 4-8,11 and 15; Amateur Work, Vol. 1-7; Technical Educator, Vol. 1-4 in two; British and Foreign Mechanic, Vol. 1, 1870; Patent Specifications, 2 vol., 1889 and 1901; Spon's Workshop Receipts, various issues; Spon's Mechanic's Own Book; Amateur Mechanic, 4 vol; and approximately 100 other technical and engineering books