Palmer's pocket scale :
with rules for its use in solving arithmetical and geometrical problems /
Aaron Palmer.
APA Citation
Palmer, A. (1845). Palmer's pocket scale: with rules for its use in solving arithmetical and geometrical problems. Rochester: Aaron Palmer.
MLA Citation
Palmer, Aaron. Palmer's Pocket Scale: With Rules for Its Use In Solving Arithmetical And Geometrical Problems. Rochester: Aaron Palmer, 1845.
Warning: These citations may not always be complete (especially for serials).