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Artifact Images
- Design For S.A. Potter Invalid Chair, Sheet 1 from Patent For Invalid-Chair
- Design For S.A. Potter Invalid Chair, Sheet 2 from Patent For Invalid-Chair
- State Insane Asylum Band, Topeka, KS
- The Sorting And Counting Mechanism from The Hollerith Method Of Statistical Tabulation
- The Card Removed From The Press And Deposited In The Sorting-Box from The Hollerith Method Of Statistical Tabulation
- One Of The Counters from The Hollerith Method Of Statistical Tabulation
- Key-Board For Designating Individual Records from The Hollerith Method Of Statistical Tabulation
- Gang-Punch For Punching The Enumerator's Combination from The Hollerith Method Of Statistical Tabulation
- Nurses' Home, Monson State Hospital
- "Danvers Crazy House"