2src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2091262/fullConversations on botany : with plates1828A. & R. Spottiswoode37131009539552D7680207324680src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2098812/fullConversations on botany : with plates1823A. & R. Spottiswoode37131009538703D7683717328313