Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
A short catalogue of some choice chymical preparations faithfully prepared by William Weldon, formerly operator in his Majestie's laboratory in Whitehall, now living at his house in Bell-yard in Kingstreet, Westminster
A short catalogue of some choice chymical preparations faithfully prepared by William Weldon, formerly operator in his Majestie's laboratory in Whitehall, now living at his house in Bell-yard in Kingstreet, Westminster