• Ms-148,fc Ms-148

    Notebook Ms-148, C4 (1934-35): This manuscript consists of two separately-numbered sections consisting mostly of notes for lectures on private experience and sense data and on the philosophy of mathematics. -- It is written in pencil in a softback notebook measuring 225 x 280 mm and containing 48 leaves with text on both sides. The languages of the manuscript are English and German.

  • Ms-149,fc Ms-149

    Notebook Ms-149, C5 (1935-36): This manuscript is a continuation of Ms-148 consisting mostly of notes for lectures on private experience and sense data. -- It is written in pencil in a softback notebook measuring 225 x 280 mm and containing 48 leaves with text on both sides. The language of the manuscript is English, with several paragraphs in German.

  • Ms-150,fc Ms-150

    Notebook Ms-150, C6 (1935): This manuscript contains notes associated with the latter part of the Brown Book. -- It is written in pencil in a softback notebook measuring 225 x 280 mm and containing 48 leaves with text on both sides. The languages of the manuscript are English and German.

  • Ms-152,fc Ms-152

    Notebook Ms-152, C8 (1936): A manuscript consisting of three sections. Pages 1-4 contain mathematical calculations, pages 5 to 38 contain drafts for the text “Philosophische Untersuchungen, Versuch einer Umarbeitung” that is found in Ms-115, pages 39 onwards contain draft material for an early version of the Investigations. -- It is written in pencil in a softback notebook with 48 leaves with text on both sides, measuring 228 x 285 mm. At some time the cover has been replaced. The language of the manuscript is German.

  • Ms-153a,fc Ms-153a

    Notebook Ms-153a, Anmerkungen (1931): This manuscript contains drafts for Mss 110-112. -- It is written in pencil in a hardback notebook containing 168 leaves with text on both sides of 95 x 160 mm, some of which exhibit dog-earing, in a binding measuring 100 x 165 mm that shows some signs of repair. Text starts on the inside Front Cover and continues on to the inside of the Back Cover. The language of the manuscript is German.

  • Ms-153b,fc Ms-153b

    Notebook Ms-153b (1931-32): Pocket notebook “Continuation of memobook entitled ‘Anmerkungen’”. Continuation of Ms-153a containing drafts for Mss 112-113. -- The manuscript is written in pencil in a hardback notebook measuring 100 x 157 mm and containing 60 leaves with text on both sides. Text starts on the inside Front Cover and continues on to the inside of the Back Cover. The languages of the manuscript are German and English.

  • Ms-154,fc Ms-154

    Notebook Ms-154 (1932): Pocket notebook. This manuscript contains drafts for Ms-113. -- It is written in pencil in a softback notebook measuring 100 x 160 mm and containing 95 leaves with text on both sides, some showing signs of dog-earing. The language of the manuscript is German, with one paragraph in English.

  • Ms-155,fc Ms-155

    Notebook Ms-155 (1931): Pocket notebook. This manuscript contains drafts for manuscripts 111-112 and notes in English for lectures. -- It is written in pencil in a hardback notebook containing 96 leaves measuring 100 x 157 mm, with text on both sides, in a binding of 105 x 160 mm. The languages of the manuscript are German and English.

  • Ms-156a,fc Ms-156a

    Notebook Ms-156a (1932): Pocket notebook. This manuscript contains drafts for Ms-114. -- The manuscript is written in pencil in a hardback notebook containing 60 leaves with text on both sides of 100 x 158 mm. Text starts on the inside Front Cover. The language of the manuscript is German.