Long Keeping longkeeping.com · Reading room
Manuscript · 1675 · age 32

Hypothesis explaining the properties of light

by Isaac Newton

Kept from www.newtonproject.ox.ac.uk · 1 file · 244 KBCall number NEW MS1675.03

Provenance

Source
www.newtonproject.ox.ac.uk
Retrieved
1 October 2026
Source terms (summary)
'(c) 2026 The Newton Project' (page footer)
Rights
Likely in copyrightModern Newton Project transcription with a current copyright notice; Newton's own words are public domain.Basis: added material: modern diplomatic transcription, '(c) 2026 The Newton Project'.
Formats
HTML
Fingerprint
e19f02ecf0a73d58883d4227a555e1aa99b7ac915bf31bdd4d1e1850894b7271sha256 of the file (64 characters). Any change to the file changes this code.
Cite as
Isaac Newton, Hypothesis explaining the properties of light (1675). Long Keeping, call number NEW MS1675.03. https://longkeeping.com/isaac-newton/hypothesis-explaining-the-properties-of-light/
Unchanged since collected At the last check, on 2 October 2026, all 903 originals, this work's file among them, matched the fingerprints recorded when they were collected. Each copy is re-checked by hand once a year; there is no automatic alert yet.

Notes on this copy

  • #6The source's terms restrict reuse (a copyright notice, a non-commercial licence, research use only, or permission required). The work's source terms say why it is served or held.

Original

Held in the archive: likely in copyright.

See it at its source (another site)

Files

First pass, not a clearance.

FileFormatSizeSourcesha256Label
NATP00002.htmlmain HTML 244 KB www.newtonproject.ox.ac.uk e19f02ecf0a73d58883d4227a555e1aa99b7ac915bf31bdd4d1e1850894b7271 Likely in copyrightModern Newton Project transcription with a current copyright notice; Newton's own words are public domain.Basis: added material: modern diplomatic transcription, '(c) 2026 The Newton Project'.Held in the archive: likely in copyright. Its source (another site)