Origin of tympan
How to use tympan in a sentence
Make several impressions, including one on the top tympan-sheet.
The bed traveled on guide ways, and the tympan and frisket were hinged to fold back and lay in elevated position.The Progress of Invention in the Nineteenth Century.|Edward W. Byrn
In the cut at the head of this article, the pressman is represented as in the act of turning down the frisket upon the tympan.Popular Technology; Volume 2|Edward Hazen
Nothing remained now but to adjust the guides which would hold the cards on the tympan.The Adventures of Bobby Orde|Stewart Edward White
These sheets are held in place by means of the iron clamps which slip over the ends of the tympan (see Fig. 160).