There’s a diagram here, if this helps: https://upload.wikimedia.org/wikipedia/en/e/e9/SNAP-19C_Mound_Data_Sheet.pdf https://upload.wikimedia.org/wikipedia/en/e

There’s a diagram here, if this helps: https://upload.wikimedia.org/wikipedia/en/e/e9/SNAP-19C_Mound_Data_Sheet.pdf https://upload.wikimedia.org/wikipedia/en/e/e9/SNAP-19C_Moun...