Example to gauge the content of a barrel by way of the quadratic-rod. - From: C. van Leeuwen, l.c., p. 6. - ‘L. as surveyor and wine-gauger’, p. 363.
From: C. van Leeuwen, Schoolboek der wijnroeyeryen. p. 4. 1663, p. 363-365.
C. van Leeuwen, Schoolboek der wijnroeyeryen. p. 4. 1663. - ‘L. as surveyor and wine-gauger’, p. 363-365.
<a rel="nofollow" class="external text" href="https://www.dbnl.org/tekst/leeu027alle06_01/leeu027alle06_01_0055.php">Dbnl.org  Anthoni van Leeuwenhoek Alle de brieven. Deel 6: 1686-1687(1961)</a>