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PD 196 (DA 3393)

Profile and projection of scratches made by the wheel of the Water-Mill ... John Travlos ... Stained Dirty Cartridge Paper Drafting Ink

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PD 198 (DA 3394)

The millstones in the Water-Mill ... John Travlos ... Stained Dirty Cartridge Paper Drafting Ink

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PD 197 (DA 3395)

Details of sockets for the bearing blocks in the Water-Mill ... John Travlos ... Dirty Cartridge Paper Drafting Ink

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PD 194 (DA 3396)

Longitudinal and cross sections of the Water-Mill ... John Travlos ... Dirty Cartridge Paper Drafting Ink