Crown 8vo, cloth, price 2s. 6d., post free. 

 TRANSIT TABLES FOR 1883, 



Giving the Greenwich Mean Time of Transit of the Sun, and of about Twenty 

 Stars for every Day in the Year, with other Astronomical Information for 

 Popular Use. 



By LATIMER CLARK, Memb. Inst. C.E. 



By the aid of these Tables accurate Time may be obtained in any part of the 

 World. 



Demy 8vo, cloth, 5s., post free. 

 TREATISE ON THE TRANSIT INSTRUMENT, 



As applied to the Determination of Time, for the use of Country Gentlemen. 

 By LATIMER CLARK, Memb. Inst. C.E. 



AN IMPROVED TRANSIT INSTRUMENT 



Of the Highest Quality. Price £8. 



ALFRED J. FROST, 6 Westminster Chambers, London. S.W. 



Royal 4to, cloth boards, price £1. 

 FACTOR TABLE FOR THE FIFTH MILLION, 



CONTAINING THE 



LEAST FACTOR OF EVERY NUMBER NOT DIVISIBLE BY 2, 3, or 5, 



BETWEEN 



4,000,000 and 5,000,000. 

 By JAMES GLAISHER, F.R.S. 



Uniform with the above, 



FACTOR TABLE FOR THE FOURTH MILLION, 



Price £1. 



Taylor and Fbancis, Red Lion Court, Fleet Street, E.C. 



New Edition, price Is. 

 TABLE OF CORRECTIONS FOR TEMPERATURE 



to Reduce Observations to 32° Fahrenheit for Barometers, with Brass Scales 

 extending from the Cistern to the top of the Mercurial Column. 



By JAMES GLAISHER, F.R.S. 

 Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



[AD VERTISEMENTS continued on 3rd page of Cover. 



