As well as the long series of Transactions of the Jewish Historical Society of England, which are records of lectures given at Society meeting, the JHSE has also issued a series of “Miscellanies”, of which this was the first one, published in 1925. (I have them all in my collection).
I like the word Miscellanies and the name of this website “Jewish Miscellanies” was inspired by these books.
From the Bodleian Bowl, through various miscellaneous short articles on Anglo-Jewish history, finishing with Anglo Judaica in the Catalogue of British Museum Manuscripts, here is a selection, all from this first volume:
Let’s start with the Bodleian Bowl, which is actually in the Ashmolean Library in Oxford, a medieval copper bowl with a Hebrew inscription, which was found in a moat in 1696 in Norfolk, England. The inscription had been interpreted in various ways since it was found. There are some scans of the beginning of some of the articles, to whet the appetite, followed by the whole article on Anglo-Judaica manuscripts in the British Museum:
Jewish Miscellanies 
I don’t know how widely this is available but the University of California at Berkeley (usually written as UC Berkeley) has an incomplete (though fairly full) run of both the Transactions and Miscellanies in their Main Library. If you search using their online catalog (Oskicat) and search for Jewish Historical Society of England, it will be among the results. Jeremy Frankel