Books in Browsing: Engineering & Construction (sorted alphabetically)
- Lectures in Navigation Ernest Gallaudet Draper
- Lectures on popular and scientific subjects 14th earl of James Sinclair Caithness
- Lectures on Ventilation Lewis W. Leeds
- Leonardo da Vinci als Ingenieur und Philosoph (German) Hermann Grothe
- Letter to the Kensington Canal Company on the Substitution of the Pneumatic Railway for the Common Railway by Which They Contemplate Extending Their Line of Conveyance John Vallance
- Library of Work and Play: Mechanics, Indoors and Out Fred. T. Hodgson
- Library of Work and Play: Working in Metals Charles Conrad Sleffel
- Life of George Stephenson and of his Son Robert Stephenson Samuel Smiles
- life of Isambard Kingdom Brunel, Civil Engineer Isambard Brunel
- Life of Richard Trevithick, with an Account of His Inventions. Volume 2 (of 2) Francis Trevithick
- Life of Robert Stevenson, Civil Engineer David Stevenson
- Life of Thomas Telford, Civil Engineer Samuel Smiles
- Life, Times, and Scientific Labours of the Second Marquis of Worcester Henry Dircks
- Lighthouses and Lightships W. H. Davenport Adams
- Lightning Conductors: Their History, Nature, and Mode of Application F.C.S. Richard Anderson
- Lightning Rod Conference
- Lightships and Lighthouses Frederick Arthur Ambrose Talbot
- Lives of Boulton and Watt. Principally from the Original Soho Mss. Samuel Smiles
- Lives of the Engineers Samuel Smiles
- Locomotive Engine Running and Management Angus Sinclair
- Loss of the Kent, East Indiaman, in the Bay of Biscay Duncan McGregor
- Luftschiffahrt der Gegenwart (German) Hermann Hoernes
- Machines at Work Mary Elting
- Making a Fireplace Henry H. Saylor
- Manual for submarine mining United States. War Department