For particulars regarding the previous Transactions of 

 the Connecticut Academy, 



Address the Librarian, 



Andrew Keogh, Yale Station, 



New Haven, Conn., U. S. A. 



CONTENTS OF VOLUME 19 OF THE TRANSACTIONS 



PAGES PRICE 



i-iio Fossil Birds in the Marsh Collection of Yale Uni- 

 versity, by R. W. Shufeldt (Feb. 1915) $1.10 



1 1 1-446 Middlemen in English Business, 1660-1760, by 



R. B. Westerfield (Feb. 1915) 3.40 



CONTENTS OF VOLUME 20 OF THE TRANSACTIONS 



PAGES PRICE 



1-131 The: Materials for the History of Dor, by George 



Dahl (May, 1915) $1.40 



133-144 New Spiders from New England, XI, by J. H. 



Emerton . . .' .15 



145-160 Canadian Spiders, II, by J. H. Emerton 15 



161-240 The Historical Background of Chaucer's Knight, 



by Professor Albert S. Cook (Feb. 1916) .... i.oo 



241-399 Rural Economy in New England at the Begin- 

 ning of the Nineteenth Century, by Percy W. 

 Bidwell (April, 1916) 2.00 



CONTENTS OF VOLUME 21 OF THE TRANSACTIONS 



PAGES PRICE 



1-144 The Last Months of Chaucer's E^arliest Patron, 



by Professor Albert S. Cook (Dec. 1916) .... $1.60 



145-200 The Relationship of the Tetracoralla to the Hexa- 



coralla, by W. I. Robinson (Feb. 1917) . 40 



201-313 The American Species of Marchantia, by Alex- 

 ander W. Evans (March, 1917) 1.20 



315-442 A Survey of Ancient Peruvian Art, by Philip 



Ainsworth Means (May, 1917) ' 1.50 



