(The) Carnegie Endowment for International Peace, New York

• 35
• Fascicolo
• 1935

Part of MARCONI, GUGLIELMO

(The) Columbia Broadcasting System, New York

• 46
• Fascicolo
• 1934; s.d.

Part of MARCONI, GUGLIELMO

(The) Radio Corporation of America (RCA) – National Broadcasting Company (NBC), New York

• 170
• Fascicolo
• 1932-1937; s.d.

Part of MARCONI, GUGLIELMO

Ambassador Hotel

• 7
• Fascicolo
• 1936

Part of MARCONI, GUGLIELMO

Borsody Benjamin Frank

• B. 1 fasc. 43
• Fascicolo
• 1937-04-19

Part of MARCONI, GUGLIELMO

Campagnoli John

• B. 1 fasc. 60
• Fascicolo
• 1933;1935-1936

Part of MARCONI, GUGLIELMO

Child Welfare League, New York

• 44
• Fascicolo
• 1934

Part of MARCONI, GUGLIELMO

Comunicazioni di felicitazioni e ringraziamenti

• 2
• S. S. fasc.

Part of MARCONI, GUGLIELMO

Consolato di New York

• 53
• Fascicolo
• 1935

Part of MARCONI, GUGLIELMO

Corrispondenza

• 2
• S.fasc.
• 1933-10 - 1934-01

Part of MARCONI, GUGLIELMO