Talk:John Arnold (watchmaker)

Latest comment: 13 years ago by Dawright12 in topic Revolution in Precision Timekeeping

Revolution in Precision Timekeeping edit

The reference to "thirteen months" from February one year to July the next is clearly wrong, but I don't know what is correct. Dawright12 (talk) 12:29, 19 April 2011 (UTC)Reply

Re: "At the time, the only oil available was vegetable in origin and degraded fairly quickly compared to modern lubricants." Surely whale oil was then in use, wasn't it? Dawright12 (talk) 12:40, 19 April 2011 (UTC)Reply