HERTFORDSHIRE NATURAL HISTOET SOCIETY. 
XXI 
Title. 
Donor. 
Van den Broeck, E., and A. Butot. Un nouvel appareil 
portatif de Sondage. [Bull. Soc. Beige de Geologie , 
1888.). 
Whitaker, W., and W. W. Watts. List of Works on 
the Geology, Mineralogy, and Palaeontology of Shrop¬ 
shire, 1712-1887. {Trans. Shropshire Arch, and 
N. H. Soc. 1889.).. 
Worth, R. N. The Limestones of the Plymouth District. 
{Trans. Devon Assoc. 1888.) ..... 
Woodward, H. B. The Geology of England and Wales. 
8vo. London, 1876.. 
Dr. F. H. Hatch. 
The Authors. 
Dr. F. H. Hatch. 
Mr. J. HopJcinson. 
Received in Exchange. 
American Museum of Natural History. Bulletin. Yol. ii, No. 2. 8vo. 
New York, 1889. 
Belfast Naturalists’ Field Club. Annual Report and Proceedings. Series 2, 
yol. iii, part 1. 8vo. Belfast, 1888. 
Bristol Naturalists’ Society. Proceedings. Yol. vi, part 1 . 8vo. Bristol, 
1889. 
Conchology, Journal of. Yol. vi, Nos. 1-4. 8vo. Leeds, 1889. 
Costa Rica. Anales del Museo National. Tomo i. 8vo. San Jose, 1888. 
Edinburgh Geological Society. Transactions. Yol. v, part 4. 8vo. 
Edinburgh, 1888. 
--. Royal Physical Society. Proceedings. Session 1888-89. 8vo. 
Edinburgh, 1889. 
Essex Field Club. Essex Naturalist. Yol. ii, Nos. 9-12 ; yol. iii, Nos. 1-6. 
8vo. Buckhurst Hill, 1889. 
Glasgow, Geological Society of. Transactions. Yol. viii, part 2. 8vo. 
Glasgow, 1888. 
- , Philosophical Society of. Proceedings. Yol. xix. 8vo. Glasgow, 
1888. 
Liverpool Science Students’ Association. Annual Report for 1887-88. 
8vo. Liverpool, 1888. 
London, Geological Society of. Abstracts of the Proceedings, Session 
1888-89. 8vo. London, 1889. 
-. Geologists’ Association. Proceedings. Yol. x, No. 9; vol. xi, 
Nos. 1-5. 8vo. London, 1889. 
-. Quekett Microscopical Club. Journal. Series 2, vol. iii, 
Nos. 23, 24 ; vol. iv, No. 25. 8vo. London, 1889. 
-. Royal Meteorological Society. Quarterly Journal. Yol. xiv, 
No. 68 ; vol. xv, Nos. 69-71. 8vo. London, 1888-89. 
-. -. The Meteorological Record. Yol. viii, Nos. 29-32; 
vol. ix, No. 33. 8vo. London, 1888-89. 
- . Royal Microscopical Society. Journal. Nos. 68-70. 8vo. 
London, 1889. 
Manchester Geological Society. Transactions. Yol. xx, parts 1-13. 8vo. 
Manchester, 1888-89. 
- . Literary and Philosophical Society. Memoirs. Series 4, 
vols. i, ii. 8vo. London, 1888-89. 
Marlborough College Natural History Society. Report for 1888. 
No. 37. 8vo. Marlborough, 1889. 
Middlesex, County of, Natural History and Science Society. Session 
1888-89. 8vo. London, 1889. 
Midland Naturalist. Yol. xii. 8vo. Birmingham, 1889. 
Naturalist. New Series, vol. xiv. 8vo. Leeds, 1889. 
New York Academy of Sciences. Transactions. Yol. viii, Nos. 1-4. 8vo. 
New York, 1888-89. 
