THE TIMBERS OF COMMERCE 27 
utmost value in the timber-yard and workshop, and should be 
in. We are glad to see that Prof. Boulger does not ignore the 
value of this knowledge, though he says that iy it ‘species are 
seldom correctly distinguished ak 1 me spose we have referred to 
the distinctions sometimes go even t ietie 
e remarks on the hardness, Sitars, aides and resonance 
of woods contain many aa that may be useful to all who have 
any dealings in wood; some few exceptions might be taken to the 
incidental references to sie n woods, but they are for the most 
19 correctly and more de ofinitely described in the second part of 
e book, which is devoted to an alphabetical list of woods of 
peat together with notes on their so urces, ch ters, and 
uses. Passing over the chapters which deal with the « A « Defects of 
Wood,” that is shakes, burrs, injuries, and diseases, and that treat- 
ing of * Selection, Seasoning, Storage, and Durability,”’ we find a 
good deal of Wee In the two chapters dealing respectively 
vine “The Uses of Woods”’ and ‘‘Our Supplies,” we notice an 
one of the best wocda for piles and oaalas oaned 
why, a 
ever, occur further down in the paragraph; under oak and teak 
ag cael in the list of commercial woods, the <a is referred 
word ‘ Afric 
With regard to “the use of eanpap seed styraciflua, which has 
been dubbed ‘‘ American red gum,” for the purpose of the wood- 
the 
ndian green ebony (Brya eee) is correctly identified, as seems 
practically certain, with the Cocus wood of the flutemakers, it is 
scarcely enough to say (p. 108) that it ‘is oonaiaiags well fi 
for this purpose.” It is, if we are not mistaken, the very best 
ur 
ance is yery marked. In connection with this wood it is interesting 
to note at p. 196, under “Ebony, American, Green, Jamaica or 
West Indian,’ ‘the names “ Cocus or Kokra of Jamaica.” This 
latter is a Bengalese name for Aporosa divica, of which Dr. Watt, 
in his Dictionary of the Economic Products of India, writes: ‘‘ This 
has by botanists been identified as the tree which yields, in the 
West feet the coco-wood of acs at The Indian plant should 
be carefully examined, to ascertain if the wood obtained from it i is 
of equally good quality with that obtained from the Indies.” 
The ag pti then anise s, Are there two cocus or kokra woods, one 
a leguminous, and the other from a tig searei us plant ? 
or the aT abecaal list of woods, t “Umzimbit ” of South 
