Hill, Brad Sabin, Hebrew, Judeo-Arabic, and Marathi Jewish printing in India ; Hebrew and Judeo-Arabic printing in Baghdad : rare printed books from the Valmadonna Trust Library, London (Netherlands : IDC Publishers, 2008)
Roth, Cecil, הדפוס העברי בלונדון: נסיון ביבליוגרפי = The Hebrew press in London: A bibliographical experiment. The origins of Hebrew Typography in England.
Katz Center - Stacks. Z6366 .R684 1937
[two offprints bound together, Hebrew and English, repr. from: Kiryat Sefer 14 (1937) 97-104 and 379-88 [Hebrew], and Journal of Jewish Bibliography 1(1938) 2-9]