Page:Timber and Timber Trees, Native and Foreign.djvu/37

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12, 15, 18, 21, and 24 inches, measured from the pith, or centre, are shown in the following table:—

Table II.

No.	Description.	Diameter of the Stem. Concentric circles, or woody layers.								Number of trees examined.	Average number of layers to make one inch at 24 in. diam.
		6 in	12 in	18 in.	24 in	30 in	36 in	42 in	48 in
1	Oak, English	22	34	51	68	10	...	...	...	...	2.84
2	Oak,do. Englishdo. [1]	12	20	28	36	44	53	64	76	10	1.50
3	Oak,do. Englishdo. [1]	13	19	24	30	37	40	44	49	1	1.25
4	Oak,do. French	18	34	47	60	...	...	...	...	10	2.50
5	Oak,do. Roman.	15	28	43	62	76	...	...	...	10	2.60
6	Oak,do. Sicilian	24	44	65	87	104	...	...	...	10	3.60
7	Oak,do. Neapolitan	19	37	58	72	86	110	128	...	15	3.00
8	Oak,do. Sardinian	25	45	65	89	...	...	...	..	10	70
8	Oak,do. Dutch or Rhenish	29	56	81	107	140	...	...	...	6	4.45
10	Oak,do. Dantzic	27	58	87	...	...	...	...	...	6	4.83
11	Oak,do.. Spanish	36	81	130	...	...	...	...	...	4	7.20
12	Oak,do. Turkish	...	...	...	...	...	...	...	...	3	12.00
13	Oak,do. American White	36	63	89	112	129	...	...	...	10	470
14	Oak,do. Americando. (Batimore)	46	82	137	183	...	...	...	...	10	7.60
15	Oak,do. Americando. (Canadian)	49	105	160	216	...	...	...	...	4	9.00
16	Teak, Burmah (Moulmein)	27	47	71	96	...	...	...	...	10	4.00
17	Teak,do. Burmahdo. (Rangoon)	27	60	87	114	...	...	...	...	5	4.75
18	Teakdo. Malabar	19	40	64	90	...	...	...	...	10	3.75
19	Teakdo Siam	28	59	88	118	...	...	...	...	5	4.90
20	Pyengadu(Iron-wood), Burmah	...	...	...	...	...	...	...	...	3	[2]
21	Chow, or Menkabang Penang, Borneo	...	...	...	...	...	...	...	...	4	3.00
22	Pingow , Borneodo	...	...	...	...	...	...	...	...	4	[2]
23	Kranji , Borneodo	...	...	...	...	...	...	...	...	4	[2]
24	Kapor , Borneodo	...	...	...	...	...	...	...	...	4	7.00
25	Molave, Philippine Islands	...	...	...	...	...	...	...	...	3	[2]

1. These were trees of magnificent growth and first quality.
2. Not clearly traceable.