i am requested by some honorable members of the congress to recommend the bearer hereof mr. paul revere to you. he is just arrived from new england where it is discovered they can manufacture a good deal of salt petre in consequence of which they desire to erect a powder mill & mr. revere has been pitched upon to gain instruction & knowledge in this branch. a powder mill in new england cannot in the least degree affect your manufacture nor be of any disadvantage to you. therefore these gentn & myself hope you will chearfully & from public spirited motives give mr. revere such information as will inable him to conduct the business on his return home. i shall be glad of any opportunity to approve myself.