Jamaica SG 78/89 btwn Used 1919-21 part set to 10s blocks of 4

1919-21 part set of 10 to 10s (less Ωd, 1s), wmk MCA, blocks of 4, used. Slight imperfections (10s with small corner repair at lower right) still attractive and rare in this form and condition, the 2s, 3s and 10s with matching Kingston "5 F" double-ring cds. (cat £1500+)