Cover commemorating the visit to the islands of the "Lindblad travel tourist expedition 1970", signed by Eric Linblad, franked with 5½p. and sent from Fox Bay to Punta Arenas (Chile) on 1/MAR/1970, arrival backstamp of 20/MAR, excellent!
Cover commemorating the 1st Lindblad travel tourist expedition to South Georgia aboard the MS Lindblad Explorer, signed by Eric Linblad and other members of the crew, franked with 6½p. and sent from South Georgia to Buenos Aires on 7/MAR/1970, arrival backstamp of 9/AP, excellent!
