I think it got fixed since the parent comment was posted, because I was not able to download at the time either, and now it works.
In the meantime I tried to find the file with archive.org, seeing what other URLs were archived under the Cambridge University Press website and found many other interesting articles.
Comments
That probably is caused by some setting of your browser, like disabling scripts or disabling pop-ups.
Works for me (Firefox on Linux).
I think it got fixed since the parent comment was posted, because I was not able to download at the time either, and now it works.
In the meantime I tried to find the file with archive.org, seeing what other URLs were archived under the Cambridge University Press website and found many other interesting articles.