Royal Scot. Arbor. Trans., Vol. 
MICRO-PHOTOGRAPHS OF SECTIONS OF WOODS. 
Fig. 9. 
AcER PsvEpDo-PLATANUS. Sycamore. 
Trans. Sect. x 40. 
Fig. 10. 
AscuLtus HippocastaNnum. Horse Chestnut. 
Trans. Sect. x 40. 
XIV, Pl. 
