Circular - To Woolen Manufacturers - Stephen R. Parkhurst, Patent Burring Machine

Boston: J. H. Bufford's Lith, 1848. Letter folds.. An 11 1/2" x 9 1/4" single-fold circular with testimonial insert sheet. The cover depicts a rendering of the machine manufactured at Ballard Vale, Mass for E. L. Benzon, 59 Milk Street, Boston. Content includes information on how to order, queries, directs and an introductory message by E. L. Benzon dated June 28th 1848. The insert sheet includes testimonials from satisfied customers along the eastern seaboard. Stampless post.