SIM – Plate 3
The experiment is repeated during the night and Fig. 6 on Plate 3 gives a good impression of the difference in strength of the formative forces during the night. An overwhelming wealth of forms pours down, or rather rises up. The border line shows clearly here and there the characteristic vertical stripes of Silver nitrate; on the other hand we notice as well the subtle intersections derived from the Iron activity, and the multitude of arrows which point to the interaction of these two substances