NEW  EDITION  OF  CULLEY'S  TELEGRAPHY. 
In  One  Volume,  8vo,  with  over  120  Woodcuts  and  4  Plates  of  Machinery  and 
Apparatus,  price  14s.  cloth, 
A  HANDBOOK  OF  PRACTICAL  TELEGRAPHY. 
By  R.  S.  CULLEY,  Member  Inst.  C.E., 
Engineer-in-Chief  of  Telegraphs  to  the  Post  Office. 
The  Fifth  Edition,  revised  and  enlarged. 
"  Mr.  Culley's  book  is  of  great  value  to 
all  who  have  any  thing  to  do  with  tele- 
graphy, or  who  desire  to  become  familiar 
with  the  subject  in  a  practical  way 
Scientific  Review. 
"At  the  present  time,  when  the  entire 
telegraph  system  of  the  country  is  being 
revolutionized,  and  when  large  numbers  of 
persons  are  being  primarily  instructed  in 
the  principles  of  telegraphy,  a  reissue  of  Mi 
Culley's  excellent  work  is  very  opportune 
if  not  an  absolute  necessity."— Scotsman. 
"  The  book,  which  is  abundantly  illus 
trated,  forms  the  best  Vade-mecum  for  thi 
engineer  or  operator  of  the  electric  tele 
graph,  whether  by  sea  or  land,  with  whicl 
we  are  acquainted."— English  Mechanic. 
London:  Longmans,  Green,  and  Co.,  Paternoster  Row 
Third  Edition,  revised  and  enlarged  with  Coloured  Map,  Coloured  Frontispiece, 
and  82  Woodcuts,  8vo,  price  155.  cloth, 
VOLCANOES, 
^SS°ofS?n^rm^  ****?*  in  the  Structure  and  Composition 
or  tne  auiiace  ot  the  Globe,  and  their  relation  to  its  Internal  Forces  •  with  a  Dp 
scnptive  Catalogue  of  all  known  Volcanoes  and  Volcanic  Formation;.  H 
By  G.  POULETT  SCROPE,  F.R.S.,  F.G.S.,  &c. 
Third  Edition,  revised  and  enlarged. 
Lotion  :  Longmans,  Green,  and  Co.,  Paternoster  Row. 
ROYAL  INSTITUTION  OF  GREAT  BRITAIN, 
ALBEMARLE  STREET,  W 
187T2htnr£ACT°N£AN  P^ZE>  °r  PRIZES'  wil1  be  a^ded  in  the  year 
Ilmlghty  ^  °r  ^^  lUuStratlVe  °f  the  Wisdom  and  Beneficence  oMhe 
The  subject  is  -The  Theory  of  the  Evolution  of  Living  Things  » 
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gether,  as  the  Managers  in  their  judgment  shall  think  proper. 
Competitors  for  the  Prize  are  requested  to  send  their  Essays  to  the  Roval  In- 
stitution on  or  before  June  30,  18/2,  addressed  to  the  Secretary ;  and  thVad  udi 
cation  will  be  made  by  the  Managers  in  December  1872.  J  J 
December  18/1.  H.  BENCE  JONES,  Hon.  Sec.  R.I. 
Price  6d. 
TAYLOR'S  CALENDAR  OF  MEETINGS 
OF 
THE  SCIENTIFIC  BODIES  OF  LONDON 
FOR  1871-72. 
Taylor  and  Francis,  Red  Lion  Court,  Fleet  Street,  E.C. 
STAFF  COLLEGE  EXAMINATIONS. 
Lately  published,  price  One  Shilling  (post-free  for  I2±d.). 
REPORT  on  the  EXAMINATION  FOR  ADMISSION  to  the  STAFF 
COLLEGE,  held  in  July  1871. 
Published  by  authority  of  the  Director-General  of  Military  Education. 
Taylor  and  Francis,  Red  Lion  Court,  Fleet  Street,  E.C. 
[ADVERTISEMENTS  continued  on  3rd  page  of  Cover. 
