MARCONI, GUGLIELMO. 1874-1937. Photograph Signed ("Guglielmo Marconi"), — MARCONI, GUGLIELMO. 1874-1937. Photograph Signed ("Guglielmo Marconi"),

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Estimate: $600–$800 hammer
Result
Performance
Sale: Bonhams — History of Science and Technology, Los Angeles · 3 November 2021
Record ID: TB-2026-612996
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-612996 — https://thebasis.art/cite/TB-2026-612996

Marconi, Guglielmo. 1874-1937. Photograph Signed, MARCONI, GUGLIELMO. 1874-1937. Photograph Signed ("Guglielmo Marconi"),. Bonhams, 3 Nov 2021, lot 16. bought in (did not sell). TheBasis.Art, TB-2026-612996.

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Marconi, Guglielmo. 1874-1937. Photograph Signed, MARCONI, GUGLIELMO. 1874-1937. Photograph Signed ("Guglielmo Marconi"),. Bonhams, 3 Nov 2021, lot 16. bought in (did not sell). TheBasis.Art, TB-2026-612996.

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From the same sale History of Science and Technology · Nov 2021

Lot	Artist	Estimate
JOVIAL CREW SHOT. Vintage NASA chromogenic color photograph, 8 x 10 i…	Apollo 11: Nasa "red Number" Photograph	$500–$700
Rabdologiae seu numerationis per virgulas libri duo. Leiden: Peter Ra…	Napier, John. 1550-1617.	$2,000–$3,000
Analysis Geometrica. Cadiz: Christophori de Requena, 1698.	Omerique, Antonio Hugo DE. 1634-1705.	$1,000–$2,000
[TOFT, MARY. C.1701-1763.] The Doctors in Labour; or a New Whim Wham …	Medical Hoax	$1,000–$1,500
PORTABLE MUSIC. Original drawing, pencil on 8 x 5 inch lined paper, 2…	Edison, Thomas Alva. 1847-1931.	$3,000–$4,000
[JOHANN GEORG VOGLER. 1720-1765.] Augsburg: mid-18th century.	Pocket Sundial Compass	$1,000–$2,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Marconi, Guglielmo. 1874-1937. Photograph Signed	Marconi, Guglielmo (Bologna, 25 aprile 1874 – Roma, 20 lugli	$641 est.	Bertolami Fine Art, May 2024
Benito Mussolini	Mussolini, Benito (Dovia di Predappio, 29 luglio 1883 – Giul		Bertolami Fine Art, May 2024
Marconi, Guglielmo. 1874-1937. Photograph Signed	Inscribed photograph of St Peter's Basilica, Rome, c.1930		Lyon & Turnbull, Jun 2024
Benito Mussolini	Mussolini, Benito (Dovia di Predappio 1883 - Giulino di Mezz		Bertolami Fine Art, May 2024
Benito Mussolini	Pair of toilet / dress		Bertolami Fine Art, Jan 2022
Benito Mussolini	Mussolini, Benito (Dovia di Predappio, 29 July 1883 – Giulin		Bertolami Fine Art, Oct 2025
Carlo Carrà	Dalla cartella Italienische und Russiche Künstler, I saltimb		Finarte, Jul 2026
Marconi, Guglielmo. 1874-1937. Photograph Signed	Marconi, Guglielmo (Bologna, 25 aprile 1874 – Roma, 20 lugli		Bertolami Fine Art, May 2024

The closest sold results by price, artist, and medium — the appraiser's comp set, generated from the corpus. All figures converted to USD at current reference rates.