Philosophical LettersMAINTAINEDReading editionChapter navigation15 reading sectionsGo to chapterChoose a chapter…Front matterMAINTAINEDExpressed by way of LETTERS:The Lady MARCHIONESS of NEWCASTLE.SECT. I.SECT. I. (continued 2)SECT. I. (continued 3)SECT. II.SECT. II. (continued 2)SECT. III.SECT. III. (continued 2)SECT. III. (continued 3)SECT. IV.SECT. IV. (continued 2)SECT. IV. (continued 3)Previous chapter ←Front matterNext chapter →Expressed by way of LETTERS:All chapters and sections (15)Opening pagesFront matterOther sectionsMAINTAINEDExpressed by way of LETTERS:The Lady MARCHIONESS of NEWCASTLE.SECT. I.SECT. I. (continued 2)SECT. I. (continued 3)SECT. II.SECT. II. (continued 2)SECT. III.SECT. III. (continued 2)SECT. III. (continued 3)SECT. IV.SECT. IV. (continued 2)SECT. IV. (continued 3)By several Famous and Learned Authors of this Age,← Front matterExpressed by way of LETTERS: →