Special Orders No. 39 (extract), Headquarters Services of Supply, American Expeditionary Forces, April 20, 1918. Instructs two men, including Marc Lagen, to proceed to Souge, France upon completion of their current course of instruction.
Telegram to Headquarters, Service of the Rear, American Expeditionary Forces, March 16, 1918. Orders Marc Lagen relieved from duty with the 54th Cie Aerostiers and to report to Chief Air Service.
General Orders No. 150, American Expeditionary Forces, September 5, 1918. Amendment of orders regarding procurement of equipment and documentation of such.
Memorandum issued by Captain Birge M. Clark, American Expeditionary Forces, November 17, 1918. Certifies Marc Lagen's record of hours in the air with the Third Balloon Company.
Memorandum issued by Captain Marc A. Lagen to Chief Air Service, American Expeditionary Forces, November 12, 1918. Requests rating as Reserve Military Aeronaut, with appended recommendation from Lieutenant Colonel W. C. Sherman. Includes a detailed…
Memorandum issued by Captain W. P. Kelleher to First Lieutenant Marc Lagen, August 25, 1918. Informs Lagen that he will relieve another officer for his meals for the next two days.
Memorandum issued by the Headquarters Air Service, First Army, Balloon Section, November 12, 1918. Notes permission of Captain Marc A. Lagen and accompanying chauffeur to be in Bar-le-Duc and Ligney (France) on official business.
Memorandum issued by Headquarters, Third Balloon Squadron (Camp de Souge, France), July 1, 1918. Assigns guard detail for following day, with Marc Lagen assigned as officer of the day.