| Guns and Gun Making Material. By G. Ede. Crown 8vo. (1889) | 6 | 0 | |
| Treatise on Application of Wire to Construction of Ordnance. By J. A. Longridge. 180 pp. 8vo. | 1 | 5 | 0 |
| The Progress of Artillery: Naval Guns. By J. A. Longridge. 8vo, sewed. (1896) | 2 | 0 | |
| The Field Gun of the Future. By J. A. Longridge. 8vo, sewed. (1892) | 2 | 6 |