No.	Title	Date
501	Auto ferro, Ferrocarril del Atlántico	1961-02-04
502	Autographed Joan Manen portrait postcard
503	Autographed photograph of Arthur Rubinstein pictured with Mana-Zucca
504	Autographed photograph of Marwin Cassel, Leslie Cassel and Harvey
505	Autographed portrait of Mana-Zucca with pearl necklace by Elzin Studio	1920/1930
506	Autographed postcard of Mana-Zucca standing next to a piano and a stack of sheet music
507	Avianca jet #10 el Dorado Airport 1	1961-02
508	Avianca jet #10 el Dorado Airport 2	1961-02
509	Avril	1989-03-15
510	Avrius Speech	1989-04-10
511	Ayers, Georgia : Sawyer, William Benjamin, Jr. : personal interviews. ( 2 audios )
512	B. Diederich
513	The baby elephant : a Negro sketch in two scenes	1875
514	Baggage ticket Ward Line Stateroom Abril Lamarque	1934-08-29
515	Bajeux	2019-07-06
516	Bajeux. GG	1993-01-13
517	Banco de Guatemala 1	1970-03
518	Banco de Guatemala 2	1970-03
519	Barbara Carey : personal interview.	1990-04-12
520	Barbara Gutierrez : personal interviews. ( 2 videos )