Collection
- S. Bassett French Papers (I) and (II)1
- S. C. Robinson Letter1
- S. G. Davis Ledger2
- S. Maria Elliott Family Collection1
- S.W. Davis, Minister, Journal1
- Sabra Lucinda (Miner) Sturgiss Papers1
- Sailing Diary2
- Saint Andrew's Society collection6
- Salt Sulphur Springs Records2
- Sam Bowman Papers2
- Sam di Bonaventura papers2
- Samuel A. Creelman Papers2
- Samuel B. Finley Account Books1
- Samuel D. Morton and Co. Account Books4
- Samuel Davidson Family Papers5