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| PRESENTATION OF THE WELCH MEDAL TO CHARLES B. DUKE AT THE 24th ANNUAL SYMPOSIUM IN BOSTON, MA, NOVEMBER, 1977. |
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(L to R) Eric Kay, Trustee: Charles B. Duke: Richard W. Hoffman, AVS President. |
| BoD 1973-1976. President 1979. Honorary Member 1982. Fellow 1994. Co-founder (with Spicer) of EMP Division. Played the major role in AVS becoming a full member of AIP. |