- CollectionLHC - Local History Collection
- SeriesHer - Simcoe County Local Heroes
- FileMulock - Sir William Mulock
- ItemPH6090 - Mary Cawthra Mulock
- ItemPH7456 - Four Generation of the Mulock Family
- ItemPH7457 - William Mulock
- ItemOS9509 - Sir William Mulock
- ItemOS8717 - Sir William Mulock and William Lyon Mackenzie King
- ItemPH6502 - Sir William Mulock and William Lyon Mackenzie King having breakfast
- ItemOS8897 - Sir William Mulock Historical Plaque
- ItemOS8551 - Sir William Mulock
- 2 more...