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Start Over Languages English ✖Remove constraint Languages: English Genre Archival Materials ✖Remove constraint Genre: Archival Materials Publication Year 1930 to 1939 ✖Remove constraint Publication Year: <span class="from" data-blrl-begin="1930">1930</span> to <span class="to" data-blrl-end="1939">1939</span>

441. Letter from Austin Brues to Clarence Dennis

Publication:
Produced: [23 January 1934]
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

442. Letter from Clarence Dennis to Frank S. Burch

Publication:
Produced: 3 February 1934
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

443. Letter from Clarence Dennis to H. B. Zimmermann

Publication:
Produced: 3 February 1934
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

444. Letter from H. B. Zimmermann to Clarence Dennis

Publication:
Produced: 6 February 1934
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

445. Letter from Frank S. Burch to Clarence Dennis

Publication:
Produced: 17 February 1934
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

446. Letter to Clarence Dennis from his mother

Publication:
Produced: 20 February 1934
Archival Collection:
The Clarence Dennis Papers (Profiles in Science)

449. Autobiographical sketch

Publication:
Produced: [Between October 1933 and March 1934]
Archival Collection:
The C. Everett Koop Papers (Profiles in Science)