From “Hegel’s Science of Logic”, translated by A. V. Miller, George Allen & Unwin, 1969, original first published in 1812, 1813, 1816.
Passages copied by Lenin in his Philosophical Notebooks are highlighted.
Note that the page numbers are embedded in the source code. For example, "HL1_82b" means p. 82, in Book 1 of the Science of Logic.