French field telephone SIT type 144-8. Société Industrielle des Téléphones field telephone, model 144-8 of 1917. Wooden box, well marked TM, functional clasp and handle, with its nice label under the lid. With bell, crank, handset and earpiece. SIT nameplate. French SIT field telephone type 144-8. Field telephone manufactured by Société Industrielle des Téléphones, Model 144-8 dated 1917. Wooden case clearly marked TM with functional clasp and handle and retaining its fine label beneath the lid. Complete with bell, crank handle, handset and earpiece. SIT identification plate