Group 6 (XS 11) Astronauts Two covers which have all of the

Sale 2109 - Lot 375

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Estimate: $ 250 - $ 350

Group 6 (XS-11) Astronauts. Two covers which have all of the "Excess 11" Astronaut signatures between them, plus 2 Group 4 Scientist-Astronauts. (ECR) Vp, vd

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Additional Details

The Glenn First Day cover is signed by Graveline, Holmquest, Llewellyn, Michel, O'Leary, and John Bull (Group 5). The Scientist-Astronaut name list cover is signed by Allen, Chapman, England, Henize, Holmquest, Lenoir, Musgrave, Parker, and Thorton.