Yol.  49.] 
ADDITIONS  TO  THE  LIBRARY. 
225 
Queensland.  Geological  Survey.  Second  Report  on  the  Normanby 
Gold  Yield,  by  Robert  L.  Jack ,  Government  Geologist.  4to. 
Brisbane,  1893. 
- .  - .  Report  on  the  Russel  River  Gold  Yield,  by  Robert  L. 
Jack ,  Government  Geologist.  4to.  Brisbane,  1893. 
Quiroga ,  F.  Anomalias  opticas  de  la  blende  en  Picos  de  Europa. 
8vo.  Madrid,  1892. 
- - Observaciones  al  mapa  geologico  del  Sahara,  de  M.  Rolland. 
8vo.  Madrid,  1892. 
Rands,  W.  H.  See  Queensland. 
Rath,  Gerhard  vom.  Sacb-  und  Orts-Verzeichniss  zu  den  minera- 
logischen  und  geologiscben  Arbeiten  von.  Im  Auftrage  der  Frau 
vom  Rath  von  W.  Bruhns  und  K.  Busz.  8vo.  Leipzig,  1893. 
Reade,  T.  Mellard.  An  Outline  of  Mr.  Mellard  Reade’s  Theory  of 
the  Origin  of  Mountain-Ranges  by  Sedimentary  Loading  and 
Cumulative  Recurrent  Expansion :  in  Answer  to  Recent  Criticisms. 
8vo.  London,  1891. 
- .  Stalagmites  of  Sand.  8vo.  1891. 
- .  The  Cause  of  active  compressive  Stress  in  Rocks  and  recent 
Rock-flexures.  8vo.  New  York,  1891. 
- .  The  Effect  of  Sedimentation  on  the  Temperature  of  the 
Earth’s  Crust.  8vo.  London,  1891. 
- .  The  Perched  Blocks  of  Norber  Brow  and  their  Levels  rela¬ 
tive  to  their  Place  of  Origin.  8vo.  London,  1891. 
- .  Yaulting  in  Drift.  8vo.  London,  1892. 
- .  Glacial  Geology.  8vo.  London,  1892. 
- .  The  Rounding  of  Sandstone  Grains  of  the  Trias  as  bearing 
on  the  Divisions  of  the  Bunter ;  also,  The  Trias  of  Cannock 
Chase.  8vo.  Liverpool,  1892. 
- .  Eskdale  Drift  and  its  bearing  on  Glacial  Geology. — Glacial 
Geology;  Old  and  New.  8vo.  London,  1893. 
- .  Measurement  of  Geological  Time.  8vo.  London,  1893. 
Reid ,  Clement.  On  the  Natural  History  of  Isolated  Ponds.  8vo. 
Norwich,  1892. 
Reiss,  W.,  und  A.  Stubel.  Reisen  in  Slid-Amerika.  Geologische 
Studien  in  der  Republik  Colombia.  I.  Petrographie.  1.  Die 
A  ulkanischen  Gesteine,  bearbeitet  von  R.  Kuch.  4to.  Berlin, 
1892.  Purchased. 
