Quick answer
A first edition of Zoonomia; or, The Laws of Organic Life by Erasmus Darwin (J. Johnson, 1794) is identified by: First edition, two volumes issued two years apart: volume I dated 1794, collating viii, 586, [2] pages with 6 hand-colored plates; volume II dated 1796, collating xi, 772 pages with 4 engraved plates.
Checklist — a true first has these:
- First edition, two volumes issued two years apart: volume I dated 1794, collating viii, 586, [2] pages with 6 hand-colored plates; volume II dated 1796, collating xi, 772 pages with 4 engraved platesP-035495
- Both volumes are quarto, printed for J. Johnson at his St. Paul's Churchyard address in London
- A matched first-edition set should show 1794 on the volume I title page and 1796 on volume II's, not a single matching dateP-035498
- Publisher imprint reads J. Johnson
- Not a book-club edition (see below)
| Author | Erasmus Darwin |
|---|---|
| Publisher | J. Johnson |
| Year | 1794 |
| True first | — |
| Format | Hardcover (trade) |
| Key point | First edition, two volumes issued two years apart: volume I dated 1794, collating viii, 586, [2] pages with 6 hand-colored plates; volume… |
| Book-club edition exists? | — |
The points of issue
- First edition, two volumes issued two years apart: volume I dated 1794, collating viii, 586, [2] pages with 6 hand-colored plates; volume II dated 1796, collating xi, 772 pages with 4 engraved plates
- Both volumes are quarto, printed for J. Johnson at his St. Paul's Churchyard address in London
- A matched first-edition set should show 1794 on the volume I title page and 1796 on volume II's, not a single matching date
How to confirm the first-printing statement
Publishers stated first printings differently by era. The decisive tells are a printed “First Edition/First Printing” statement, a number line whose lowest number is 1 (Random House ends at 2), or a dated first printing with no later printings listed. Paste your copyright page into the number-line decoder.
How to verify your copy, step by step
- Find the copyright page — the verso (back) of the title page.
- Confirm the first-edition statement — look for “First Edition,” “First Printing,” or the publisher’s equivalent wording.
- Check for a number line or dated printing — the lowest number present is the printing; a dated first printing with no later printings listed is the tell.
- Rule out a book-club edition — a blind-stamp on the rear board or a jacket with no printed price marks a book-club copy.
- Photograph four things — the front cover, spine, title page, and copyright page — the standard record for identification.
The dust jacket
For a collectible first edition the dust jacket matters as much as the book. Confirm the jacket is present and unclipped — the printed price should still be at the corner of the flap (a clipped corner or a price-less flap can indicate a book-club issue). First-state jackets can differ from later ones in the cover art, blurbs, or review quotations; where a specific first-state jacket point is known for this title it is noted above.
Binding & format
Where multiple bindings exist, the hardcover trade issue is usually (but not always) the precedence copy — confirm against the points above. Later printings often show cheaper cloth, thinner boards, or simplified spine stamping. A simultaneous signed or limited issue, when one exists, is a distinct state from the trade first.
Telling it from reprints & book-club editions
American reprintings (T. & J. Swords's New York edition of volume one, 1796, and Thomas Dobson's Philadelphia edition of volume two, 1797) reset the type with different pagination and are not the first London printing.P-035499
Frequently asked questions
Is my copy of Zoonomia; or, The Laws of Organic Life a first edition?
A first edition of Zoonomia; or, The Laws of Organic Life by Erasmus Darwin (J. Johnson) is identified by: First edition, two volumes issued two years apart: volume I dated 1794, collating viii, 586, [2] pages with 6 hand-colored plates; volume II dated 1796, collating xi, 772 pages with 4 engraved plates.
How do I tell the first printing from a later one?
Check the copyright page. A stated first edition, a number line ending in 1, or a dated first printing with no later printings listed is the key.
Is the book-club edition the same as the first?
American reprintings (T. & J. Swords's New York edition of volume one, 1796, and Thomas Dobson's Philadelphia edition of volume two, 1797) reset the type with different pagination and are not the first London printing.
I have a first edition of Zoonomia; or, The Laws of Organic Life — what should I do?
First, document the copy: photograph the copyright page (the number line and any edition statement) and the dust-jacket flap. Confirm the points of issue above against your copy, and decode the printing with the free First Edition Checker. Clearing out books? I take them as a free donation and make sure collectible copies are identified, not discarded: free pickup in the Albuquerque metro (scheduled by route), the 24/7 drop box at 5445 Edith Blvd NE, or donor-paid mail-in from anywhere in the US. Questions? Call or text 505-250-3804.
Glossary
- First edition
- Every copy printed from the first setting of type. Collectors usually want the first edition, first printing (the true first).
- First printing / impression
- A single press run from that setting. The first printing is the earliest and most desirable; later printings are still the first edition but not the true first.
- Number line (printer's key)
- A row of numbers on the copyright page (e.g. 10 9 8 7 6 5 4 3 2 1). The lowest number present is the printing — a line including 1 marks a first printing (Random House deliberately ends at 2).
- Points of issue
- Specific physical details — a stated edition, a number line, a typo, a jacket state — that identify the true first printing.
- Book-club edition (BCE)
- A reprint made for a book club. Tells include a blind-stamped dot or square on the rear board and a dust jacket with no printed price. Not the true first.
- First thus
- The first appearance of a particular version (first paperback, first illustrated, first U.S. printing) — a first of that kind, not the first edition of the work.
Related first editions
- Vathek — William Beckford
- An Essay on the Principle of Population — Thomas Robert Malthus
- A Vindication of the Rights of Woman — Mary Wollstonecraft
- Castle Rackrent: An Hibernian Tale — Maria Edgeworth
- Belinda — Maria Edgeworth
- Evidence as to Man's Place in Nature — Thomas Henry Huxley
- Heat Considered as a Mode of Motion — John Tyndall
- A Treatise on Electricity and Magnetism — James Clerk Maxwell
How to cite this page
New Mexico Literacy Project. “Is Zoonomia; or, The Laws of Organic Life by Erasmus Darwin a First Edition? Points of Issue.” NMLP First-Edition Identification Reference. Reviewed 4 July 2026. Retrieved from https://newmexicoliteracyproject.org/first-edition/zoonomia-or-the-laws-of-organic-life. Licensed CC BY 4.0 — part of the open Canonical First-Edition Points of Issue dataset (DOI 10.5281/zenodo.21184548).