Ida Kachanova, a specialist in English studies, was a friend of E. P. Gomberg-Verzhbinskaia from 1958; later she emigrated to the U.S.

Nina Kalitina was the director of the Department of Art History in Leningrad University from the 1960s through the 1990s.

Evgeniia Kanovskaia (1922-2002) was a cousin of E. P. Gomberg-Verzhbinskaia, and Mariia was her daughter.

Lia Kanter first met E. P. Gomberg-Verzhbinskaia in Vienna; Kanter later emigrated to Australia. Gregory Kaplan was married to her daughter Sonia. Folder includes a letter from Lia Kanter to Kira Korizek.

Again, folder includes a letter from Lia Kanter to Kira Korizek.

Irina Karasik was a student of Gomberg-Verzhbinskaia in the 1970s, and she later taught in St. Petersburg. Karasik and Gomberg became close friends.

Folder includes several rough drafts of Gomberg's replies to Karasik.

Folder includes 2 drafts of Gomberg's letters as well as a compact disc of photographs of Gomberg-Verzhbinskaia, Karasik, Sveshnikova, Podkopaeva, and others.

Originally from Leningrad, Kazachkov was a collector of art; she emigrated to the US.

Natalia Kazarinova, wife of the physicist, Rudolph, and supporter of non-conformist art; originally from Leningrad, the family emigrated to the US.

Sofia Kazarinova was the mother of Rudolph; folder includes a print-out of an email from Nina Rabinowich who provided information on the correspondents.

Kazhdan was an art critic; folder includes a rough draft of a letter of Gomberg's.

Kennedy was a graduate student who worked with Gomberg-Verzhbinskaia in Leningrad from 1973 to 1974; they became close friends.