Various ironic and serious discourses on the subject of physick / [Anon].

  • De Coetlogon, Dennis, -1749
Date:
1749
Catalogue details

Licence: Public Domain Mark

Credit: Various ironic and serious discourses on the subject of physick / [Anon]. Source: Wellcome Collection.

    14/264 (page 6)
    The Towder is thus prepared : c Take Hens Egg Shells well drain'd from c the Whites, dry and clean, crufh them, frnall 4 with the Hands, and fill a Crucible of the c Twelfth Size (which contains nearly three c Pints) with them lightly ; place it in the ‘Fire, and cover it with a Tile y then heap 4 Coals over it, that it may be in the midft of 4 a very ftrong clear Fire till the Egg Shells 4 be calcined to a greyifh White, and acquire 4 an acrid fait Tafte : This will take up eight 4 Hours at leaft. After they are thus calcined, 4 put them into a dry clean earthen Pan, which 4 rauft not be above three Parts full, that there 4 may be room for the Swelling of the Egg 4 Shells in Slaking. Let the Pan ftand unco- 4 vet’d in a dry Room for two Months and longer/ In this time the Egg Shells will 4 become of a milder Tafte, and that Part 4 which is fufficiently calcined will fall into a 4 Powder of fuch a Finenefs as to pafs through 4 a common Hair Sieve y which is to be done c accordingly. 4 In like manner, Take Garden-Snails with 4 their Shells,clean’d from the Dirt, fill a cru- 4 cible.of the fame Size with them whole, co- 4 ver it, and place it in a fire as before, till the 4 Snails have done fmoaking, which will be in 4 about an Hour, taking care that they do not ‘continue in the Fire after that. They are 4 then