John Constable: Toward a Complete Chronology. - Reed College

1830 Sept 26 Proof of A Seabeach. (JCC IV, p. 332)
1830 Sept 30 Letter from J.C. in London to David Lucas in London: "I have
a parcel to take to Hampstead this afternoon." (JCC IV, p.
332)
1830 or 1831 Letter from Sir Robert Smirke in London to J.C., undated, but
Sept 7 probably written when J.C. was serving on the Council of the
Royal Academy. (JC: FDC, p. 296)
1830 ca. Sept Two proofs taken in the first state of the plate of Noon,
printed by J.C., whose initials are scratched on the plate. The
date has been altered in a later hand to 1831, but this is
clearly wrong. (JCC IV, p. 332)
1830 ca. Sept Letter from J.C. in London [undated, but "printed by Leslie
under May 1833. . . . There are, however, reasons for
supposing that this letter may have been written towards the
end of 1830."] to Mrs. Leslie in London, accompanying a
proof impression of the engraving of Weymouth Bay, which
J.C. gave to Mrs. Leslie. (JCC III, p. 28)
1830 ca. Sept Letter from J.C. to Lucas concerning Mrs. Leslie's print. (JCC
IV, p. 235)
1830 Oct 4 Letter from J.C. in London to Leslie in Petworth: "we were
making an arrangement for a third number. . . . I am
improving my Wood greatly." (JCC III, pp. 31-32; see also JCC
IV, p. 332)
1830 end of Letter from J.C. in London to David Lucas in London: "I
Oct prob. returned on Monday evening from Brighton . . . . I almost
despair of the second number. . . . " (Shirley places this letter
in February, 1832: but the second number was out by that
time.) (JCC IV, p. 336)
1830 end of Sketch of Salisbury. (JCC IV, p. 336)
Oct prob.
1830 Oct or Nov Plan for Nos. 3-6 (JCC IV, pp. 444-45)