Bound manuscript translation entitled: "The Evolution & Future of Large Sailing Ships" by Professor W. Laas; translated by James Hayes
Kompleks kompensator, system Gall. Fabrikat H. Tinsley & Co., London. Betjeningsforskrift og beskrivelse
Drawing of broad wheeled Sussex waggon as used in the counties Sussex & Kent, Southern England circa 1700-1930
Volume entitled: "Nachbildung der ersten Rotations Dampfmaschine mit Kondensation aus dem Jahre 1788 von James Watt by Eugen Loher"
Sviluppo di alcuni corpi Stereometrico Mineralogici secondo i celebri Autori Dufrenoy, Hauy, Mohs, Rose, Neumann
Portfolio of result traces, summaries of results and notes relating to repetition by Boys of the 'Cavendish experiment'