NOT KNOWN DETAILS ABOUT PERFECTION

THE favourable reception the Orrery has fulfilled with from for eachſons on the firſt diſtinction, and from Gentlemen and females usually, has induced me to add to it ſeveral new enhancements so as to give it a diploma of Perfection; and diſtinguiſh it from Some others ; which by Piracy, or Imitation, may be launched to the Public. It is