Matières explosives et allumettes 0** H. Ktiit

I>e«M4ème fascicule

39. Goudron de houille . . D' G. Schults. 4Û. Matières colorantes et

industries qui s'y rattachent D'Q.SchuU:.

15 Ir.

Thig book should be retumed to ihe Idbrary on or before the last dat^ Btamped below.

A fine of five cents a day ia inonrred by retaining it . beyond the speeifled time.

Please retom promptly.