WWII ‘Marsh Servicemen Recorder' Thermograph (Boxed Set)

This WWII 24-hour recorder housed in a metal box with glass viewing porthole, features a hinged-door with button push-lock on side, allowing for changing of charts or re-inking the needle. Sold in original leather-bound, push-lock case. Boxed set sold with additional original attachments, including: 

• 2 Vials of Original Ink (1 still containing usable ink & marked 'DICKSON RECORDING INSTRUMENT INK // MFG. BY THE DICKSON COMPANY// 7420 WOODLAWN AVE. CHICAGO USA')
•  7 Marsh Serviceman recording sheets (marked with recordings)
• Unopened 'Dickson Minicorder' box of 50 no.95 charts 
  

Marked "MARSH SERVICEMAN RECORDER // FAHRENHEIT // PRINTED IN U.S.A. // CHART NO. 95 M// JAS. P. MARSH CORP. // CHICAGO" 

Boxed Dimensions: 7.25" x 6.25" x 3.25"

Weight: 3 lb. 4 oz.