Experiments and Observations on Electricity, made at Philadelphia in America ... to which are added, Letters and Papers on Philosophical Subjects. London: for David Henry and sold by Francis Newbery, 1769. — FRANKLIN, BENJAMIN. 1706-1790.

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Estimate: $20,000–$30,000 hammer
Result
Performance
Sale: Bonhams — Fine Books and Manuscripts, New York · 6 March 2020
Record ID: TB-2026-694293
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-694293 — https://thebasis.art/cite/TB-2026-694293

[franklin, Benjamin. 1706-1790.], Experiments and Observations on Electricity, made at Philadelphia in America ... to which are added, Letters and Papers on Philosophical Subjects. London: for David Henry and sold by Francis Newbery, 1769. Bonhams, 6 Mar 2020, lot 21. bought in (did not sell). TheBasis.Art, TB-2026-694293.

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[franklin, Benjamin. 1706-1790.], Experiments and Observations on Electricity, made at Philadelphia in America ... to which are added, Letters and Papers on Philosophical Subjects. London: for David Henry and sold by Francis Newbery, 1769. Bonhams, 6 Mar 2020, lot 21. bought in (did not sell). TheBasis.Art, TB-2026-694293.

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From the same sale Fine Books and Manuscripts · Mar 2020

Lot	Artist	Estimate
Peripateticarum Quaestionum Libri Quinque. Venice: Giunta, 1571.	Cesalpino, Andrea. 1524-1603.	$30,000–$40,000
The Merchant of Venice. [London: Printed for Thomas Cotes, 1632.]	Shakespeare, William. 1564-1616.	$4,000–$6,000
SALUSBURY, THOMAS. The Systeme of the World in Four Dialogues. [In:] …	Galileo, Galilei. 1564-1642.	$30,000–$50,000
HEVELIUS, JOHANNES. 1611-1687. 2 Autograph Letters Signed ("Jos. Heve…	Hevelius, Johannes. 1611-1687.	$70,000–$100,000
The History of the most Renowned Don Quixote of Mancha: and his Trust…	Cervantes Saavedra, Miguel DE. 1547-1616.	$6,000–$9,000
Mathematical Principles of Natural Philosophy. London: for W. Strahan…	Newton, Isaac. 1643-1727.	$4,000–$6,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
[franklin, Benjamin. 1706-1790.]	Some Account of the Pennsylvania Hospital; From its First Ri	$28,160	Bonhams, Jun 2023
[franklin, Benjamin. 1706-1790.]	Experiments and Observations on Electricity, made at Philade		Bonhams, Mar 2019
[franklin, Benjamin. 1706-1790.]	A Bill in the Chancery of New-Jersey, at the Suit of John Ea		Bonhams, Sep 2016
Dickens, Charles. 1812-1870.	DICKENS \| Great Expectations, 1861, first edition in book fo		Sotheby's, Dec 2020
[franklin, Benjamin. 1706-1790.]	experiments and observations on electricity, made at philade		Sotheby's, Dec 2016
Dickens, Charles. 1812-1870.	Autograph letter signed (with flourished initials, ‘C.D.’) t		Christie's, Jul 2023
[franklin, Benjamin. 1706-1790.]	FRANKLIN, BENJAMIN. 1706-1790. Autograph Letter Signed integ		Bonhams, Nov 2024
[franklin, Benjamin. 1706-1790.]	The Examination of Doctor Benjamin Franklin, before an Augus		Bonhams, Jun 2023

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.