K. SVENSKA VETENSKAPSAKADEMIENS HANDLINGAR. Band 48. N:o 6. INNE 
Fig. 15, 16, 21, 24—28, 30, 32, 40, 43. S. Pozzi phot. Fig. 17—20, 22, 23, 29, 31, 33—39, 41, 42, 44 —48. I. Sefve phot. Cederquists Graf. A.-B., Sthlm. 
