202 



CASE mallet, &c. The wood is extremely strong, dense, and 



120. not liable to split. 



In the next compartment are shown Turkey Nuts and 

 Turkey Filberts, the fruits of Goryhis Colurna, L., 

 imported from Smyrna ; also fruits and woods of oher 

 species of Coryhis. 



No. 488. Kent Filberts and Barcelona Nuts. 

 These are varieties of the common Hazel {Gorylus 

 Avellana, L.). Filberts and cob nuts are grown largely 

 in Kent, chiefly in the neighbourhood of Maidstone. 

 Barcelona nuts are imported from Tarragona, in the 

 district of Catalonia, Spain. The kernels contain a large 

 quantity of sweet oil, a specicnen of which is shown from 

 France. 



Observe walking sticks of Hazel, and on the outside 

 of the Case rough and finished Alpenstocks of the 

 same wood. 



Tribe III. Quercineae. — Observe a series of galls afiCect- 



ing oak leaves and twigs which have been punctured by 



minute insects (Cynips, Aphis, &c.). Some forms of Oak 



galls are valuable as sources of Gallic and Tannic i^cids. 



CASE In the upper portion of the first compartment of this 



121. Case are woods of Italian and Adriatic Oak, furnished by 

 Quercus Cerris^ L. 



Note on the lower shelves specimens of Oak of 

 historical interest, many of them being of great age and 

 proving the durability of Oak timber. 



No. 489. Block from "Heme the Hunter's Oak," 

 from Windsor Forest. 



No. 490. Piece of a beam from the Council Chamber 

 of the White Tower in the Tower of London, probably 

 coeval with the building of the Tower by William Rufus. 



No. 491. Portion of a pile of old London Bridge, in 

 use about 650 years ; taken up in 1827. 



No. 492. A block recovered in 1840 from the wreck 

 of the "Royal George," sunk in 1782 at Spithead. 



Note also portion of a pile of old Kew Bridge taken up in 

 1900. Also another from the foundations of the Arsenal 



