At head of title: 1er Régiment du génie, École régimentaire de Versailles, decembre 1884.
Facsimile reproduction of manuscript copy.
Original blue printed wrappers bound in.
The original manuscript is housed in the Dibner Library of the History of Science and Technology (Smithsonian Libraries) in Washington, D.C., accession number MSS 001908B quarto SCDIRB.