273Middle-class parents practiced sexual abstinence and even simple forms of contraception to limit family size. By
having fewer children, they could lavish more attention and economic resources on each one. Middle-class
fathers occupied themselves with business, and mothers with child rearing. Such people often sought to
persuade others to similarly control their desires.90Population density
in inhabitants
per square mile:45
18
6
21.71.9Number of
children under
10 per 1,000
white women
aged 16–44,
per state:1.5
1.3
1.2
1.0
0.9
0.7MD.CONN.ALABAMAGEORGIAMAINEMASS.VT.UNORGANIZED
TERRITORYMINNESOTA
TERRITORYOREGON
TERRITORYUTAH TERRITORY
CALIFORNIA
NEW MEXICO
TERRITORYINDIANAILLINOISWISCONSINIOWAFLORIDAN.H.N.J.NEW
YO R KDEL.PENNSYLVANIA
OHIOR.I.N. CAROLINAS. CAROLINAVIRGINIA
KENTUCKY
TENNESSEEMICHIGANARKANSASMISSOURILOUISIANATEXASMISS.Fertility and Population Density, 1850Women in the densely populated Northeast had fewer children than those in the sparsely-
populated frontier regions.