©
aad.born: "Sepia" PHKW
©
aad.born: "SEPIA" PHKW
©
aad.born: "SEPIA" with MIMC shipstation 1960's
©
aad.born: "SEPIA" PHKW
©
aad.born: Morse telegraph key "Junker"
©
aad.born: Radar interswitched system