Originally Posted by HarryT
If you are certain that the version you have genuinely is all Mr Gill's work, and does not contain any later introductions, or other editorial material, you could load it to the appropriate section of our eBook library here at MR.
No, dammit, there's a modern introduction. And I believe copies of the original editions sell for fancy prices. It'll have to wait until I can find a scanned version of the 1930s originals.