[1920-1922] 



20 



Bitumen. See also Manjak. 

 Bituminous coal. See Coal. 

 — ■ — marl. See Marls. 



sands. See Sands. 



shales. See Shales. 



Biwabik formation, Minnesota. — 2, 



Gruner, J. W., 2. 

 Bjarnum (Sweden). — 2, Trcedsson, 



G. T. 



Black earths, Anhalt. — 1, Menzel, H., 

 4- 



, Morocco. — 2, Brives, A. 



■ , Transylvania. — 1, Balle- 



negger, R., 3. 

 Black Hills ' (S. Dak.).— 0, Darton, 



N. H., 3 ; Morse, R. R. ; 1, 



Runner, J. J. 

 Black sands, Idaho. — 2, Shannon, E. 



V., 8. 



shales, United States (E.). — 



0, Ashley, G. H. 

 Blackheath beds, London Basin. — 



0, Baker, H. A. 



Blackness (Linlithgowsh.). — 2, Ca- 



dell, H. M. 

 Bladiau (E. Prussia). — 1, Klautzsch, 



A. 



Blair "Athol (Queensl.) — 2, Morley, 

 W. J. 



Blanc, Mont. See Mont Blanc. 

 Blanc-Nez, Cap (Pas-de-Calais).— 



1, Briquet, A. ; 2, Stieler, C, 3. 

 Blankenburg (Prussia). — 1, Schrceder, 



H. , 2. 



Blankenheim (Rheinland). — 1, Vor- 

 ster, H. 



Blaser (Tyrol).— 0, Kerner, F. v., 17. 

 Blaserna, P., Italian geophysics &. 



— 1, Palazzo, L., 3. 

 Blasseneck series, Styria. — 0, Angel, 



F. 



Blastoidea.— 2, Bather, F. A., 3. 

 , Carboniferous. — 0, Butts, C, 2 ; 



Ulrich, E. O. ; 2, Greene, G. K. 

 , Devonian. — 0 & 1, Dunbar, C. 



O. ; 2, Greene, G. K. 

 Blastomeryx. — 0, Lull, R. S., 2 ; 



2, Lull, R. S. 

 Blattaria?.— 1, Handlirsch, A., 2. 

 Blatter sandstone, Alsace. — 0, Hcehne, 



E. 



Blattoidea. — 0, Cockerel!, T. D. A., 

 2 ; 1, Bolton, H., 2 ; Meunier, F., 

 2. 



Blaue Kuppe (Hesse).— 2, Ramdohr, 

 P., 2. 



Blea Wyke Point (Yorks) .— 0, Wroot, 



H. E., 2. 

 Bleaching clays. See Clays. 

 Blende. See Sphalerite. 

 Block-faulting.— 1, Wolff, — , 2. 

 Blodite— 0, Millosevich, F. 

 ' Blood-rain.' See Dust. 

 Blow-pipe. — 1, Holmquist, P. J., 6 ; 



2, Braly, A. ; Dautwitz, W. ; 



Lewis, J. V. 

 Blown sands. See Sands. 

 Bloxham (Oxon).— 1, Richardson, 



L., 3 



Blue BeU Hill (Kent).— 2, Dibley. 

 G. E. 



Blue marl, B asses- Pyrenees. — 0, Halk- 

 yard, E. 



Bober R. area (Silesia). — 1, Zimmer- 



mann, E., I., 6. 

 Bockenem (Hanover). — 1, Grupe, O., 



5 ; Haack, — . 

 Bodelshausen (Hohenzollern). — 1, 



Schmierer, T., 3. 

 Bodmi (Berne). — 2, Gerber, E., 2. 

 Bog iron, Belgium (E.). — 1, Quaas, 



A., 7. 



, Finland. — 2, Scheele, K. v. 



, Germany. — 1, Quaas, A., 



7 ; 2, Gaebert, C. ; Schreiter, R., 2. 

 , Norwav. — 0, Vogt, J. H. 



L. 



, Sweden. — 2, Naumann, E. 



Bogno, Mte. (Lombardy). — 1, Sal- 



mojraghi, F. 

 Bogs. See Peat-bogs. 

 Bohemia. — 0,_ Berg, G. ; Kettner, 



R., 1, 2 ; Zelizko, J. V., 4, 8, 11 ; 



1, Hoefer, H. v., 2 ; 2, Fleissner, H.; 



Kettner, R., 3 ; Kodym, O., 2 ; 



Matejka, A., 1,2; Seemann, F. 

 , Cretaceous. — 0, Thuma, F., 3 ; 



Woldfich, J. ; Zalhalka, C. ; 2, 



Zahalka, B., 1,2; Zelizko, J. V. 

 , mineral resources. — 0, Beck, R., 



1, 2 ; Knett, J. ; Zelizko, J. V., 5 ; 



1, Frieser, A. ; 2, Beck, R., 6 ; 

 Krusch, P., 3 ; Petrascheck, W., 

 3 ; Slavik, F. ; Smetana, V., 2 ; 

 Stoces, B. 



, Palaeozoic. — 0, Kettner, R., 4 ; 



Woldfich, J., 2 ; 2, Kettner, R., 5 ; 



Kodym, O. 

 , petrology. — 0, Senger, A. ; 



Sokol, R., 2 ; Wurm, A., 3 ; 



2, Folgner, R. ; Rosicky, V. ; 

 Sokol, R., 2, 4. 



, Pleistocene. — 0, , Vortisch, W. ; 



Zelizko, J. V. ; 2, Zelizko, J. V., 2. 



, Silurian. — 0, Nowak, E. ; 2, 



Perner, J., 2, 3. 



, tectonics. — 0, Hinterlechner, 



K. ; Kettner, R., 5 ; Wanner, F., 

 1,2; 1, Stoces, B. ; 2, Kodym, O., 

 3 ; Matejka, A., 3 ; Moscheles, J., 

 1, 2 ; Seidlitz, W. v. ; Waehner, 

 F. 



, Tertiary. — 0, Moscheles, J., 2 ; 



1, Wenz, W., 2 ; 2, Liebus, A., 2. 

 (Central), Palaezoic. — 2, Katzer, 



F. ; Nowak, E., 1, 2. 

 . See also Erzgebirge & Riesen- 



gebirge. 



Bohmerwald (Bavaria-Bohemia) . — 0, 



Sokol, R., 2 ; 2, Seidlitz, W. v. 

 Bohmisch-Leipa (Bohemia). — 0, 



Wurm, A., 3. 

 ' Bohnerz.' — 2, Lang, R., 2. 

 , Germany. — 0, Braauhasuser, 



M. ; 1, Blanckenhorn, M. ; Moos, 



A. ; 2, Dietrich, W. O., 9. 

 Bohrs, atomic models. — 2, Born, M. 

 Bolboporites. — 2, Yakovlev, N. N. 



