On page 54 at Salemsburg Lutheran Church in Smolan Salina Co KS

Last name 1 First name Sex Born Parish of birth Co
GAHNSTRÖM JOHAN NICLAS M 1837 09 21 HEJDEBY I [John Nicholas]
GAHNSTRÖM ANNA MARGARETA J K 1837 10 19 FRÖJEL I [Anna Margareta Jacobina]
GAHNSTRÖM JACOB HERMAN M 1864 09 12 VISBY I [son Herman J.]
GAHNSTRÖM SOFIA JOHANNA M K 1866 06 26 VISBY I [Sophia Johnson after marriage]
GAHNSTRÖM AUGUSTA WILHELMINA K 1868 09 09 VISBY I [Minnie!!]

It says they arrived 1870 to USA

In EMI-base from Visby town at Gotland Sweden we find only
Last name First name Birth date Birthparish Co Occupation Age
GAHNSTRÖM JOHAN NICLAS 1837-09-21 HEJDEBY I ARBETARE 32
HEDERSTEDT ANNA MARGR J 1837-10-19 FRÖJEL I HUSTRU 32
GAHNSTRÖM JACOB HERMAN 1864-09-12 VISBY I SON 5

They left April 23 1870 from Visby Town parish
(Household-register page 125)
The 2 girls are not listed in our register and that must be
controlled [checked into]

In CD-Emigranten is found Göteborg Harbour April 29 1870
with destination written Aurora (3:210:14726)

Last name First name Age Homeplace C Source
GAHNSTRÖM J A 32 3:210:14726 [John Nicholas?]
GAHNSTRÖM JACOB HERMAN 5 3:210:14726 [son Herman]
HEDERSTAD EMMA 19 3:210:14726 [who? AMJ's sister?]

I have make a check on the list for Göteborg harbour and it says
they had got American free tickets this 3 persons. Nothing is found
about the two girls.

With best regards
Bo Björklund

• Married: ABT 1862

1. Jacob Herman GAHNSTRÖM b: 12 Sep 1864 in Visby, Gotland, Sweden
2. Sofia Johanna M GAHNSTRÖM b: 26 Jun 1866 in Visby, Gotland, Sweden
3. Augusta Wilhelmina GAHNSTRÖM b: 9 Sep 1868 in Visby, Gotland, Sweden
4. Emma Fredrika GAHNSTRÖM b: 14 Aug 1871 in Saline, KS
5. John Nathanial GAHNSTRÖM b: 16 Jun 1873
6. Edward E. GAHNSTRÖM b: 16 May 1876