[601] Histoire des Drogues, 1694, 261.

[602] Ray, Hist. Plant. iii (1704), appendix, p. 67. No. 13.—Compare also p. 60, No. 10.

[603] Thus in a drug sale, May 8, 1873, there were offered 275 cases, equal to about 480 cwt.

[604] I observed the following deviations:—

In a column of25mm from 47°·5 to70°·5(deviation 23°).
 ””50  ””93°·6(  ”  46·1)
 ””100  ””49°·6(2·1 + 90 = 92°·1).

—F. A. F.

[605] Comptes Rendus, xii (1841) 184.

[606] The following deviations were observed, in a column of 25 millimetres:—

1.Oil distilled at172°-180° C.from 47°·6 to74°·5;deviation26°·9right.
2.180°-183°71°·223°·6
3.183°-184°·568°·821°·2
4.184°-195°65°·818°·2
5.200°-230°61°·013°·4
6.Thickish yellow residue46°·21°·4 left.

[607] From 47°·6 to 46°.