Lights & Shapes Flip Cards
1 × £10.00 CEVNI Signs Symbols & Lights Flip Cards
1 × £10.00 Speed Time Distance Calculator
1 × £10.00 Captain Fields' Pattern 400mm Parallel Rule
1 × £42.00 Subtotal: £72.00
£65.00 ex VAT
In StockAvailable on back-order
Hydrometer for measuring the apparent density in kg/litres, used for ship draft survey calculations. Supplied with certificate. 330mm long and adjusted at 15C.
Product Specifications:
Material: Soda glass, steel shot ballast, Synthetic wax resin
Range: 0.99 to 1.04
Accuracy: +/-0.005 kg/l
Divisions: 0.005
Bulb Diameter 26mm
Overall Length: 330mm
Hydrometer Weight: 67g
Total Weight: 116g (including certificate and protective plastic tube)
| Weight | 0.116 kg |
|---|---|
| Dimensions | 33 × 1 × 1 cm |
7″ brass pencil compass.
This simple to use slide rule from Blundell Harling calculates the third variable given the other two (i.e. distance covered, given speed and elapsed time).
500mm, Captain Fields’ pattern parallel rule is divided with protractor markings (double reading) and compass points.
The CEVNI playing card size flip cards provide a very easy learning platform and are ideal for swatting up on CEVNI signs and symbols.
Staedtler 2B Pencil
Pilot G-Tec C4 0.4mm
