1To Thomas Jefferson from George Evans, 13 June 1806 (Jefferson Papers)
Immediately on receiving your favour of the 10th. inst. I proceeded to procure you the articles for which you write. On enquiry I was informed that the English scale beams were not to be depended on for either strength or correctness I have therefore engaged two of a Mr. Wheeler who has long been in the habit of making them, and knows the proper sizes; he has them ready for painting, & says...