TWO AMERICAN STEEL DIVING HELMETS, AND A BRASS AND COPPER DIVING HELMET,
FIRST HALF 20TH CENTURY,
two bearing manufacturer's plaques for the Morse Diving Equipment Company
Each approximately 19in. (48.3cm.) high (3)
TWO AMERICAN STEEL DIVING HELMETS, AND A BRASS AND COPPER DIVING HELMET,
FIRST HALF 20TH CENTURY,
two bearing manufacturer's plaques for the Morse Diving Equipment Company
Each approximately 19in. (48.3cm.) high (3)
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