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PUBLICATIONS OP THE SOCIETY. 
A FLORA OF HERTFORDSHIRE. 
By the late A. R. PRYOR, B.A., F.L.S. 
Edited by B. DA YD ON JACKSON, Sere. L.S. 
With an Introduction on the 
GEOLOGY, CLIMATE], BOTANICAL HISTORY, etc., of the COUNTY. 
By JOHN HOPKINSON, F.L.S., F.G.S., and the EDITOR. 
Post 8vo, pp. Iviii and 588, with three Maps. Price 14s. 
Transactions of the Watford Natural History Society. 
Yol. I. 1875-78. (328 pages.) Price 10s. Gd. 
In Parts: —1-6, and 8-10, Is. each; 7, Is. 6^. 
Yol. II. 1878-80. (336 pages.) Price 10s. Gd. 
In Parts: — 1, 2, 4, 5, and 6, Is. 6d. each ; 3, 7, and 8, Is. each. 
Transactions of the Hertfordshire Natural History Society. 
Yol. I. 1880-82. (352 pages.) Price 11s. 
In Parts : — 1, 2, 3, and 5, Is. Gd. each ; 4, 6, 7, 8, and 9, Is. each. 
Yol. II. 1882-84. (366 pages.) Price 11s. 6d. 
In Parts:—1-4, and 6, Is. Gd. each ; 5, 7, 8, and 9, Is. each. 
Yol. III. 1884-86. (358 pages.) Price lis. Gd. 
In Parts : — 1, 2, 3, 5, and 6, Is. Gd. each ; 4, 7, 8, and 9, Is. each. 
Yol. IV; 1886-88. (296 pages.) Price 9s. In 9 Parts, Is. each. 
Yol. Y. 1888-90. (288 pages.) Price 9s. In 9 Parts, Is. each. 
Yol. VI. 1890-92. (290 pages.) Price 9s. In 9 Parts, Is. each. 
Yol. YII. 1892-94. (312 pages.) Price 10s. 
In Parts:—1-7, Is. each; 8 and 9, Is. Gd. each. 
Yol. VIII. 1894-96. (300 pages.) Price 12s. 
In Parts:—1, and 4-8, Is. Gd. each; 2, 3, and 9, Is. each. 
Yol. IX. 1896-98. (338 pages.) Price 11s. Gd. 
In Parts:—1, and 7-9, Is. each ; 2-6, Is. Gd. each. 
Vol. X. 1898-1901. (332 pages.) Price 11s. Gd. 
In Parts:—1, 2, 7-9, Is. each; 3-6, Is. Gd. each. 
Yol. XI. 1901-1903. (304 pages.) Price 11s. 
In Parts:—1, 3, 4, and 6, Is. Gd. each ; 2, 5, and 7-9, Is. each 
Yol. XII. 1904-1906. (344 pages.) Price 12s. 
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Yol. XIII. 1907-1908. (348 pages.) Price 14s. 
In Parts:—1, 4s. Gd. ; 2, 2s.; 3, 4s. Gd. ;. 4, 3s. 
Yol. XIV. 1909-1912. (386 pages.) Price 15s. 
In Parts :—1 and 2, 4s. Gd. each ; 3, 2s. ; 4, 4s. 
