The I.W.W.: A Study of American Syndicalism

Table B — Comparative Membership Figures, 1910727

Industry.		Total number of persons in the industry.	Members of Labor Organizations.		Members of the I. W. W.
					Number.		Per cent. of all trade unionists.		Per cent. of total in industry.
			Number.	Per cent.	Chicago.	Detroit.	C.	D.	C.	D.
Mining728		834,456	254,779	30.5	200	...	0.1	...	0.0	...
Clothing industries729		608,892	102,972	16.9	...	300	...	0.3	...	0.0
Quarrying		85,919	6,309	7.3
Production of salt, oil and natural gas		37,476	...	...
Chemical and allied industries		73,585	268	0.4
Clay, glass and stone industries		309,341	63,416	20.5
Food and kindred products730		299,176	22,744	7.6	100	...	0.4	...	0.0	...
Iron and steel products		1,746,387	173,169	9.9	300	600	0.2	0.4	0.0	0.0
Leather industries		293,035	42,644	14.5
Liquor and beverage industries		73,475	49,665	67.6
Lumber and furniture		597,174	63,934	10.7	1300	200	2.0	0.3	0.2	0.0
Metal industries (except iron and steel)		320,041	15,013	4.7
Paper and pulp industries		101,797	2,683	2.6
Printing and bookbinding		249,456	85,479	34.3
Textile industries		800,251	29,862	3.7	4300	300	14.4	1.0	0.5	0.0
Miscellaneous industries:
	Button factories	12,879	32	0.2
	Broom & brush factories	12,922	897	6.9
	Charcoal and coke works	23,294	500	2.1
	Cigar and tobacco factories	170,904	46,742	27.3	100	200	0.2	0.4	0.0	0.1
	Electric light & power plants, electric supply factories, etc.	252,883	36,092	14.3
	Gas works	22,783	605	2.6
	Oil refineries and turpentine distilleries	22,551
	Rubber factories	45,864	50	0.1
	Straw factories	6,458	684	10.6
	Other miscellaneous and not specified industries	323,534
Transportation731		2,862,260	494,662	17.3	1000	...	0.2	...	0.0
Hand trades		713,659	4,346	0.6
Building trades		2,444,395	396,674	16.2	150	400	0.0	0.1	0.0	0.0
Stationary engineers		215,053	9,990	4.6
Stationary firemen		84,685	8,100	9.5
Trade		3,411,677	17,676	0.5
Public service (not elsewhere classified)		441,180	11,843	2.6
Professional service		1,628,970	77,976	4.8
Domestic and personal service		3,691,493	65,579	1.8	150	...	0.2	...	0.0
Agriculture, forestry and animal husbandry		12,640,734	2,262	0.0
Proprietary, official and supervisory groups		980,012
Clerical groups		1,696,061	28,853	1.7
I. W. W. mixed locals		...	...	...	1437	1475
Total		38,134,712	2,116,500	5.5	9037	3475	0.4	0.2	0.0	0.0