For your browsing pleasure, and in no particular order:
Choreographic music : writings in American arts periodicals, 1914-1993 / by Jessica Payette
International who's who in classical music, 38th edition (2022)
International who's who in popular music, 24th edition (2022)
Virgin and Child with St. Anne (1584) is a recent aquisition that complements the Encomium musices set of engravings.
Digital Library Systems and Services (DLSS) has published a new reference resource about the work we produce in digitization services: Digitization Exemplars. This exhibit features an array of examples of each of the kinds of materials that we digitally reformat in our various labs.