Number 15. Pp. 255-162. (4to) 21x16 cm (8¼x6¼"), removed from larger volume with remains of stitching on spine.
Most of the issue is taken up with the account of "A new Frigorisick Experiment shewing, how a considerable degree of Cold may be suddenly produced without the help of Snow, Ice, Haile, Wind, or Niter, and that at any time of the year."