99 
Supplementum Tomi 111 . 
i l’action de Toxigene, des acides et des alcalis, dans le^ 
feuilles de Paloes succotrin. 
, Annales de Chimie, Tome 25. p. 299 — 304. 
— : Account of a violet dye produced from the 
leaves of Succotrine Aloes, which resists the action of 
oxygen, acids and alkalis. 
Philosophical Magazine, Vol. i. p. 56 — 58. 
5^7* post lin. 13. 
6 Afdeln. liichenes filamentosi. 
Vetensk. Acad. Handling. 1797. p. 176 — 192. 
1798. p. 1—22. 
ib. ad calcem sect. 53. , 
: Argoi, in his Hist. of inventions, Vol. i. p. 
58—71. 
Pag. 588. ante sect. 56. 
George Biggi n. 
Experiments to determine the quantity of Tanning prin- 
ciple and gallic acid contained in the bark of various 
trees. 
Philosophical Transactions, 1799* p. 259 — 264. 
Pag. 589. ad calcem sect. 59. 
Schlegel Thes. Mat. Med. Tom. i. p. 83 — 
122 . 
Pag. 591. ante sect. 64. 
Boucher. 
Examen de quelques matieres tirees du regne vegetal 
propres a remplacer le chifFon dans la fabrication du 
papier. 
Magasin encycloped. 3 Annee, Tome i. p. 316 — 325. 
ib. post lin. 3 a fine. 
- dans son Histoire naturelle, Supplem. Tome 2. 
p. I II — 184. 
Pag. 593. post lin. 13. 
Ricbard North. 
An account of the different kinds of grasses propagated 
in England, for the improvement of corn and pasture 
lands. London. 8. 
P^srg* 23 ; praeter libellum : Manures, non hujus loci. 
Pag. 594. post lin. 12. 
Antonio Palau. 
Memoria sobre la planta llamada Pipirigallo. 
Mem. de la Soc. Econom. de Madrid, Tomo i. p. 104 
— 107. 
Memoria sobre la planta Anthoxantum, ib. p. 108— 
IIO. 
H2 
