• Darwin Archive | 'Power of movement': portfolios, 1862-1882 | Heliotropism (Phototropism), 1873-12-18 - 1880-01-28 | Celery [figs 203a-b], 1878-09-14 - 1878-09-16 | Celery [figs 203a-b] [tracings with backing sheet], 1878-09-14 - 1878-09-16

Repository Details

Part of the Cambridge University Library Repository