Page:Timber and Timber Trees, Native and Foreign.djvu/147

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Table XLIX.
Vertical Experiments.

Number of the specimen.	Dimensions of the pieces.				Specific gravity.	Crushed with	Ditto on the square inch.
	Inches.			Length. Inches.		Tons.	Tons.
39	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \\\ \\\ \ \end{matrix}}\right\}\,}$	2 × 2	$\scriptstyle {\left\{{\begin{matrix}\ \\\\\ \\\ \\\ \ \end{matrix}}\right.}$	1	760	13.750	3.437
40				2	730	11.354	2.838
41				3	770	12.875	3.219
42				4	780	13.750	3.437
43	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right\}\,}$	3 × 3	$\scriptstyle {\left\{{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right.}$	8	744	18.000	2.000
44				9	704	18.500	2.055
45				10	653	18.000	2.000
46				11	663	18.250	2.028
47				12	640	19.000	2.111
48				13	6.35	20.000	2.222
49				14	672	23.500	2.388
50				15	678	23.750	2.639
51				16	672	24.250	2.694
52				17	678	24.000	2.666
53				18	661	22.500	2.500
54	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right\}\,}$	4 × 4	$\scriptstyle {\left\{{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right.}$	15	662	33.50	2.094
55				16	682	34.00	2.125
56				17	724	38.25	2.387
57				18	744	40.25	2.125
58				19	699	37.00	2.312
59				20	756	42.00	2.625
60				21	761	40.25	2.515
61				22	771	37.00	2.312
62				23	690	37.50	2.743
63				24	644	30.00	1.875
64	$\scriptstyle {\left.{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right\}\,}$	6 × 6	$\scriptstyle {\left\{{\begin{matrix}\ \\\\\ \\\ \\\ \\\ \\\ \\\ \ \end{matrix}}\right.}$	12	811	153.0	4.250
65				15	831	163.8	4.550
66				18	831	174.0	4.833
67				21	786	169.0	4.694
68				24	836	122.2	3.399
69				27	693	168.4	4.666
70				30	781	153.0	4.250
71		9 × 9		12	889	307-0	3776
72		9′ × 9′		15	845	337.8	3.974
73		9 × 9		18	846	286.0	3.530
74		9′ × 9′		18	864	307.0	3.612
75		9′ × 9′		21	828	368.6	4.572
76		9 × 9		24	757	276.2	3.410
77		9 × 9		30	835	307.0	3.790

The mean of Tables XLV. and XLVI. = E = 530970. S = 2303.