https://emulsive.org/articles/5-frames-cumulus-afternoon-with-a-red-filter-on-rollei-superpan-200-ei-200-120-format-rolleiflex-t-by-olaf-lengler
5 Frames. Cumulus afternoon with a red filter on Rollei Superpan 200 (EI 200 / 120 format / Rolleiflex T)