Abraham and Ginda Rosenblatt Fonds contains material regarding the personal and professional lives of Ginda and Abraham Rosenblatt. The fonds consists of correspondence, the writings of Abraham Rosenblatt, official documents and ephemera. Inlcuded within the fonds are some of Abraham Rosenblatt's published articles which appear to largely be published anonymously or under the pen name A. Besarbier.

Contains plans, pamphlets, and pages of articles pertaining to the Bucegi Sanatorium (designed by Jules Janco and Marcel Janco in the early 1930s), as well as 5 photographs of the building: 4 exterior shots and one birds-eye-view photograph of the plans.

Contains "coupon bonds," or annuity coupons, issued to Hermann Janco and Jules Janco by the Municipality of Bucharest, the National Bank of Romania, and the Jewish Colonial Trust (from the latter, the coupons are also referred to as "share warrants"). In addition to the coupons themselves, some documentation pertaining to them, including correspondence, can also be found in the file. Also contains a list of bank names with loan information from banks around the world.

The file contains information pertaining to travel to Eastern Europe for research related to "The Gossamer Thread." The file is divided into chunks of countries labelled on folds of paper, between which are pamphlets, correspondence, and research on the respective country, mostly related to synagogues and museums.

Contains exterior & interior shots of buildings (including many houses and apartments, and a building called Hassmer), mostly identified as being designed by Jules and Marcel. Many or all are located in Bucharest.

Fonds consists of anniversary telegrams, poetry in Hebrew, tree planting certificates, and newspaper clippings.

The fonds contains materials pertaining to the life of Jules Janco, with an emphasis on his architectural career. This includes transcripts, diplomas, and letters of recommendation issued from the architecture school he attended along with his brothers in Switzerland, letterheads and business cards from Janco's professional collaboration with his brother Marcel Janco, professional notes and memos, a number of architectural sketches of homes and buildings in Romania and Palestine, and photographs and brochures pertaining to architectural projects Jules Janco was involved in--most prominently, Ștrandul Kiseleff (the Strand) and the Bucegi Sanatorium. A number of work-related objects, including scissors, a miniature magnifying glass, and spectacles, are also found in the fonds.

Personal records from Janco's childhood and young adulthood in Romania, through to his marriage to Mizzi Packer and emigration to Canada, can also be found in the fonds. This includes birth, marriage, and death certificates, citizenship records and passports, some personal and financial correspondence, and a number of coupon bonds issued to Janco and his father, Hermann Zui Janco. A large number of photographs document family trips around Romania and to France; some photographs from Janco's school days, including scenes with peers, are in the fonds.

Some research Janco's own family members conducted about his life is also contained within the fonds. This includes a map of Bucharest demarcating sites of Janco's projects, a series of tapes in which Janco has voiced over his own life narration, and documentary footage on VHS compiled by a filmmaker.

The fonds contains many copies (some of which are annotated) of Michael Solomon's plays, articles, and manuscripts which are primarily in English and French, and occasionally Romanian. A number of correspondences between Michael Solomon and various academic institutions, publishing companies, and newspapers address talks he has given and offer feedback on his writings.

Contains newspaper articles from Ilustratiunea Română (probably from late 1930s) which discusses Austria and Hitler, as well as The Sunday Times (1939) which discusses Jews and Palestine.