MECHANICAL

69pp., 8vo, paginated 281 to 349. In brown printed card covers. With shelfmarks and labels of the Board of Education Reference Library, otherwise in fair condition, on aged and worn paper. Scarce: no copy at the British Library, and the only copy on COPAC at the Institution of Mechanical Engineers.

32pp., foolscap 8vo, bound into white wraps with the six fold-out blueprints. In very good condition, on lightly-aged paper, in worn wraps. Figure 1: '2-6-2 Diesel Locomotive V.1601 (showing the 'general characteristics' of the 'new 1400 H.P. Diesel locomotive'). Figure 2: 'General Arrangement of the small standard Shunting Locomotive' ('75 H.P. Diesel shunting locomotive made by the Deutz Motorenfabr, Köln, Germany'). Figure 3: 'general proportions' of 'the old "Flying Hamburger" and the new unit equipped with hydraulic transmission'). Figure 4: '150 H.P. Diesel-Hydraulic Rail Car'.

8vo: 16 pp. Stapled and unbound, in original blue printed wraps. Good, with light spotting, in stained, spotted wraps. Rust stains from staples. Ownership inscription of H. J. Young, dated November 1895, on front wrap. Advises his audience on 'the education proper for a budding Engineer', 'a lad who intends to tread the higher walks of theh profession'. Moves from apprenticeship to the positions of chief draughtsman and manager, before ending with observations on the 'combination of qualities' required by the 'successful business man'.

Pollard's eleven letters: one 12mo (1 p); the other ten 4to (eight 1 p and two 2 pp). The first has a small spike hole affecting one word, otherwise the collection is in good condition. Four docketed and seven bearing the Society's stamp. Pollard was 'Professor of Instrument Design (Mechanical)' (later 'Optical Engineering') at Imperial College, and the correspondence relates to the publication of his 1922 Cantor Lectures to the Society on 'The Mechanical Design of Scientific Instruments'. Emery Walker's two letters: both 12mo, 2 pp (one of 15 and the other of 19 lines).