Dehavilland DH-4, Curtiss JN-4 1918 Antenna Reel

[L-4Pilot]

Have a 1918 reel used on the Jenny and DH-4 for sale or trade. This reel was used with the early spark gap wireless telegraph transmitters to relay firing coordinates for artillery. Very good condition considering it is 97 years old, reel functions smoothly. Asking $1,795 or interesting trades.