Here is a BRAND NEW CHRISTIE'S catalogue from an auction in New York on 15 October 2020 -
EUROPEAN ART - PART I , sale 19028, it measures 8/14" x 10 1/2", has 84 pages and features lots 1-25. The catalog is BRAND NEW, but there is minor corner folding in the lower right front from original shipping.
NOTE: I am posting a number of catalogs and will be happy to combine postage if you buy more than one. Comes from a smoke- and pet-free home. Email with any questions. Thanks!