2src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2100776/fullA catechism of chemistry : intended to assist the learner in attaining a knowledge of the secrets of nature, by unfolding to his view the various substances discovered by professors, and the processes they undergo, to render them beneficial to mankind1816Law and Whittakeer [sic]37131048639025D7684359329014src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2109890/fullAn introduction to the universal explanatory reader : calculated for children from five years old to nine1810B. Crosby and Co.37131009557117D7687894332682