Show r IMPORTANT ANNOUNCEMENT In n Rotation Relation to Professor Nolson New Boob flook DookIn In getting out the Scientific Aspects of I the Putnam modified their design deIgn and placed It among their Important books book which n a special quality of ot paper n a larger size elro type wide margins and n a binding strictly class tItus thus Improving the thu mechanical makeup throughout rind Increasing the tho weight front from an run 18 It ounce to a n 26 ounce book Jook These changes In which the tho author heartily concurred necessitate n mu slight advance over the prices first Iret tnt published The Tho book Jook which M is I now ready neatly relly will wi be mailed to 10 any i nt at It the following prices price Cloth Jl 1 Th r 4 t U ro roTo 0 To save Bae delay address Prof N L I 1 Nelson Nehon 21 W V St Now York City ly I I |