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Wednesday, October 1st, 2008
 Hygrothermograph for sale. Clockwork drive
. Beautiful piece of British design. 8 day graph of temperature and relative humidity. Spare pens with ink and graph paper supplied. Free post in U. K. A superb piece of pre digital scientific design! Clockwork drive unit is 90mm diameter by 100 mm high. View full advert
| Price: |
£25.50 |
Location: | St Helens |
Date posted: |
1-Oct-2008 |
Friday, August 29th, 2008
 Gyroscope for sale. Solid Brass gyroscope in
gymbals and on stand. 12 inches tall, 7. 5 inches wide and weighs 5 kilograms. Solid base 6 inches in diameter. 3 inch wheel runs up to 3600 rpm in steel bearings. Shaft is steel. Lovely looking piece of work. View full advert
| Price: |
£850 |
Location: | St Helens |
Date posted: |
29-Aug-2008 |
Sunday, August 17th, 2008
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