首页 / 官方藏书 / Thoughts on General and Partial Inoculations / Containing a translation of two treatises written when the author was at Petersburg, and published there, by Command of her Imperial Majesty, in the Russian Language / INTRODUCTION.
首页 / 官方藏书 / Thoughts on General and Partial Inoculations / Containing a translation of two treatises written when the author was at Petersburg, and published there, by Command of her Imperial Majesty, in the Russian Language / INTRODUCTION.