1920 U.S. Census:

Pennsylvania
County: Allegheny
Pittsburgh, 27th Ward
Enumeration District: 743, dated 09 January, 1920

Street Address: 850 Rothpletz Street (near Tiffany St.)

-Frank Dlouhy, Head of Household, age 45, Owns Home; mortgaged, age 45, Immigration date: 1901, Citizenship status: Papers submitted; Naturalized in 1915, Born: Bohemia - Bohemian, Parent's born: Bohemia-Bohemian, able to speak English, Laborer - Enamelware, wage worker
-Beatrice Dlouhy, Wife, age 43, Immigration Date: 1901, Citizenship status: Alien, Naturalized in 1915, Born: Bohemia - Bohemian, Parent's born: Bohemia - Bohemian, able to speak English, Occupation: none

1930 U.S. Census
Pennsylvania
County: Beaver
Township: New Sewickley
Enumeration District 81, date 10 April, 1930
Roll 1997, page 9

-Frank Dlouhy, Head of Household, Owns Farm, age 52, first married at age 30, able to read & write, Born: Czchoslovakia, Parent's born: Czhoslovakia; Primary language: Czech, Occupation: Farmer - Farm
-Beatrice, Wife, age 51, Born: Czchoslovakia, Parent's born: Czhoslovakia; Primary language: Czech, Occupation: none

(posting info only; no relation)