CONTENTS 



PAGR 



Preface 90 



Introduction 91 



Problem of road improvement in New York 93 



Natural roads 96 



Road construction, Macadam and Telford 79 



Earth roads, their construction and maintenance 102 



Road materials and their distribution 104 



Tests of road material 106 



List of producers of road metal. 1 12 



Directory of quarrymen in New York 1 14 



Photographs of standard road construction in Massachusetts 132 



Map showing distribution of rocks used for road metal in pocket 



Map showing location of quarries " " 



