John Constable: Toward a Complete Chronology. - Reed College

1806 Sept ca.20 Sets out with Gardner on next leg of journey, to Cumberland,
along the road running past Rydal Water, Grasmere, and
Thirlmere. (JCC V, p. 4)
1806 Sept 21 According to J.C., day is stormy at noon, with slight rain in
the evening. (JCC V, p. 4)
1806 Sept 21 Drawing on way to Cumberland, approaching Keswick, of the
Vale of St. John, lying on the right of his way. Second
drawing, made at noon, of Blencathara (Saddleback) and part
of Skiddaw appearing over the crest of the rise as the road
drops into Keswick.Third drawing, made in evening, of view
looking back along the winding road, with Helvellyn in the
center. (JCC V, p. 4)
1806 Sept 22 Drawing in grey wash of the Vale of Newlands on a stormy
day , inscribed by J.C. 'Sunday 22 Sepr.' However, the 22nd
was a Monday . (JCC V, p. 4)
1806 Sept 25 By the 25th September, J.C. has moved from Keswick to
Borrowdale, where he does a watercolour drawing, inscribed
"Fine cloudy day, to me very mellow, like the mildest of
Gaspar Poussin and Sir G.B & on the whole deeper toned than
this drawing", made "from the eastern slope near Rosthwaite,
looking south to Glaramara and the other hills which block the
end of the valley." Spends three weeks in Borrowdale. (JCC V,
p. 5; see also JCC IV, pp. 12, 62)
1806 Sept 26 Neutral wash drawing of Taylor Ghyll, the waterfall from Sty
Head. (JCC V, p. 5)
1806 Sept 30 Drawing at Borrowdale, evening of 30 September. (JCC V, p.
5)
1806 Two undated drawings of similar spots near Rosthwaite,
late Sept-Oct probably made about the same time as the one of 25
September. (JCC V, p. 5)
1806 Sept-Oct About fifty drawings surviving from J.C.'s tour of Lake
district, over thirty of these done during his three weeks at
Borrowdale. (JCC V, p. 6)