- Černý MSS - Jaroslav Černý Collection
- Černý MSS 21 - Correspondence
- 257 more...
- Skeat - Černý MSS 21.1845-8 - Skeat, Theodore Cressy - correspondence
- Slater - Černý MSS 21.2225A - Slater, Ray Anita - correspondence
- Šmíd - Černý MSS 21.1849 - Šmíd, Boris - correspondence
- Smith, H. S. - Černý MSS 21.151, 1850-9, 2471-2 - Smith, Harry S. - correspondence
- Smith, W. S. - Černý MSS 21.1860-3 - Smith, William Stevenson - correspondence
- Sollberger - Černý MSS 21.1864-5 - Sollberger, Edmond - correspondence
- Spaull - Černý MSS 21.1866-9 - Spaull, C. H. S. - correspondence
- Spicer - Černý MSS 21.1870 - Spicer, Peter J. - correspondence
- Stewart - Černý MSS 21.2226-7 - Stewart, Harry M. - correspondence
- 42 more...