Todays quiz question
Neil Wyatt | 16/03/2016 20:13:37 |
![]() 19226 forum posts 749 photos 86 articles | Posted by Ian S C on 16/03/2016 10:36:08:
Bazyle, was it Collins English Dictionary? Odontograph: An aid to marking out gear teeth in which a circular curve is substituted for the true involute curve Or: odontograph(ō-dŏn′tō-grăf) [″ + graphein, to write] Device for determining the degree of uneven surface of tooth enamel.
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Ajohnw | 16/03/2016 21:33:58 |
3631 forum posts 160 photos | Posted by Ian S C on 16/03/2016 10:36:08:
Bazyle, was it Collins English Dictionary? Odontograph: An aid to marking out gear teeth in which a circular curve is substituted for the true involute curve I think it's a bit more complicated than that but not much info about John - |
Michael Gilligan | 17/03/2016 08:01:35 |
![]() 23121 forum posts 1360 photos | Lots of detail here
Edit: More books by Grant are available MichaelG. Edited By Michael Gilligan on 17/03/2016 08:16:36 |
Ian S C | 17/03/2016 08:14:17 |
![]() 7468 forum posts 230 photos | I just quoted all that was in the Dictionary, which if anyone wanted to research the item gives a start, but only just. Ian S C |
Gordon W | 17/03/2016 09:44:55 |
2011 forum posts | Many years ago I won a pub quiz by knowing that an ordontograph was for measuring gear wheels. I don't know the spelling used then. Please don't publish it if I was wrong, they might claim the bottle of whiskey back. |
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