| RefNo | AP/66/9/2 |
| Level | Item |
| Title | Unpublished diagram, drainpipe cross-section by Henry Hennessy |
| Date | 1889 |
| Description | A cross-section of a circular drainpipe with horizontal lines representing the water surface when the velocity is greatest and when its scouring action is most effective as it flows through the pipe.
Subject: Hydraulics |
| Extent | 1p |
| Format | Diagram |
| PhysicalDescription | Ink and graphite pencil on paper |
| AccessStatus | Open |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA5993 | Hennessy; Henry (1826 - 1901) | 1826 - 1901 |