General: (require thumb cut for ease removal/packing)
1 (base)
Height 49mm
Internals
110mm width snapfit
109mm width easy remove
44mm height internal accounting for 5mm base curve
2 / 3
Height 43mm
Internals
109mm width snapfit
108mm width easy remove
40mm height internal accounting for 5mm base curve
7mm start internal ridge (extends out by 3mm, adding 6mm to internal diameter
10mm middle of internal ridge
14mm end internal ridge
4 (top)
Internals
107mm width snapfit
107mm width easy remove
(require thumb cut for ease removal/packing)
6mm from base start internal ridge 1 (extends out by 3mm, adding 6mm to internal diameter
11mm middle of internal ridge 1
14mm end internal ridge 1
Similar ridge starts at 30mm from base
40mm height internal accounting for 5mm base curve
[ ] Single sided Card Factoids related to and interleaved with coasters
[ ] Paper Factoid 1 - Story about Elizabeth dating windermere pre carbon dating (Elizabeth) Cancelled
[ ] Paper Factoid 1alt - The FBA developed innovative techniques for sampling freshwater benthic invertebrates like the FBA Air Lift - Cancelled
[ ] Paper Factoid 2 - "Did you know every fish has the same number of scales for the whole of it's life; Counting the number of annuli (rings) on a fish scale provides the fish age and the spacing between rings is proportional to the growth of the fish"
[ ] Paper Factoid 3 - Morse Code (CW) was created blah blah, talk about Stuart Cartlidge hill walker
Tiffin Dimensions
General: (require thumb cut for ease removal/packing)
1 (base)
Height 49mm Internals 110mm width snapfit 109mm width easy remove 44mm height internal accounting for 5mm base curve
2 / 3
Height 43mm Internals 109mm width snapfit 108mm width easy remove 40mm height internal accounting for 5mm base curve 7mm start internal ridge (extends out by 3mm, adding 6mm to internal diameter 10mm middle of internal ridge 14mm end internal ridge
4 (top)
Internals 107mm width snapfit 107mm width easy remove (require thumb cut for ease removal/packing) 6mm from base start internal ridge 1 (extends out by 3mm, adding 6mm to internal diameter 11mm middle of internal ridge 1 14mm end internal ridge 1 Similar ridge starts at 30mm from base 40mm height internal accounting for 5mm base curve