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Your binoculars could prevent this Loan your 6 x 30 or 7 x 50 Zeiss or Bausch and Lomb binoculars to your navy : Pack carefully and send to Naval Observatory, Washington, D.C.
Your binoculars could prevent this Loan your 6 x 30 or 7 x 50 Zeiss or Bausch and Lomb binoculars to your navy : Pack carefully and send to Naval Observatory, Washington, D.C.
Original public domain image from Library of Congress
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