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Title | Elevation |
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Creator | Nasmyth Gaskell and Company |
Date of Creation | c1840s |
Description | Automatic speed regulator elevation, with calculations. Measured drawing. Drawing roll 87 no 40; then stamped drawing roll 52 no 40. |
Archive Reference | NAS/1/15/1 |
Media | Pencil on paper |
Dimensions | 572x715 mm |