- Yorke to Lamb (1 p., typed copy), Sept 17, 1941
- Yorke to Lamb (1 p., typed copy), Sept 21, 1941
- Record of interview with Lamb (3 pp., typed), Sept 22, 1941
- Lamb to Yorke (1 p., TLS), Sept 23, 1941
- Yorke to Lamb (1 p., typed copy), Sept 24, 1941
- Yorke to Lamb (1 p., typed copy), Oct 7, 1941
- Yorke to Lamb (1 p., typed copy), Oct 15, 1941
- Lamb to York (1 p., TLS), Oct 20, 1941
- Lamb to Yorke (1 p., ALS), Oct. 21, 1941
- Yorke to Lamb (1 p., typed copy), Oct 21, 1941
- Yorke to Lamb (1 p., typed copy), Nov 8, 1941
- Lamb to Yorke (1 p., TLS), Nov 13, 1941
- Yorke to Lamb (2 pp., typed copy), Nov 14, 1941
- Lamb to Yorke (2 pp., TLS, royalties paid), Nov 17, 1941
- Lamb to Yorke (2 pp., ALS), Dec 2, 1941
- Yorke to Lamb (1 p., typed copy), Dec 4, 1941
- Yorke to Lamb (1 p., typed copy w/ receipt), Dec 6, 1941
- Lamb to Yorke (1 p., TLS), Dec 8, 1941
- Yorke to Lamb (1 p., typed copy), Dec 9, 1941
- Lamb to Yorke (1 p., TNS w/ envelope), Dec 26, 1941
- Lamb to Yorke (4 pp., ALS), Jan 30, 1942
- Yorke to Lamb (1 p., typed copy), April 29, 1942
- Lamb to Yorke (1 p., TLS w/ envelope), May 15, 1942
- Yorke to Lamb (1 p., typed copy), May 18, 1942
- Lamb to Yorke (3 p., ALS), Aug 28, 1945
- Yorke to Lamb (1 p., typed copy), Aug 29, 1945
- Lamb to Yorke (3 pp., ALS w. envelope), Sept 1, 1945
- Yorke to Lamb (1 p., typed copy), Sept 16, 1945
- Lamb to Yorke (2 pp., ALS w/ envelope), Sept 26, 1945
- Yorke to Lamb (3 pp., typed copy), Sept 28, 1945
- Lamb to Yorke (5 pp., ALS w. envelope), Oct 9, 1945
- Yorke to Lamb (2 pp., typed copy), Oct 11, 1945