Peter Kolb (ca. 1825 - ca. 1890) immigrated to the US in 1859, according to the US Federal Census. He is found in the 1870 and 1880 Census as follows:
Peter Kolb / 42/ Prussia/W/M
Helene Kolb/44 / Prussia/W/F
Jacob Kolb / 53/ Prussia/W/M (wine merchant)
Margret Kolb/ 15/Prussia/W/F
Amelia Kolb/ 12/NJ/W/F
Catherine Kolb/ 10/ NJ/ W/F
Annie Kolb/10 /NJ/W/F
Rudolph Kolb/ 4/ NJ/W/M
1880 Census, Jersey City, Hudson, NJ.
Peter Kolb / 52/ Head/ Ger/Ger/Ger/M/W/M
Helene Kolb/56 / Wife/ Ger/Ger/Ger/M/W/F
Margret Kolb/ 25 / Daughter/Ger/Ger/Ger/S/W/F
Emile Kolb/22 / Daughter/NJ/Ger/Ger/S/W/F
Catherine Kolb/20 /Daughter/ NJ/Ger/Ger/S/W/F
Anne Kolb/20 / Daughter/NJ/Ger/Ger/S/W/F
Rudolph Kolb/Son/ 14 / NJ/Ger/Ger/S/W/M
Peter Kolb is my g-g-g-grandfather.