Chris Ya blew most of it! The first piece is the 1910 census. Yes she must have married Axel Pearson. Emily was widowed, Emil was b . about 1908 age 2 in 1910, so Axel died after Emil was in the hatchery and before the 1910 cesus--or he could have dissapeared to who knows where.
Betty Olson was age 48 b. in sweden and was Emily's sister according to the 1910 census and was 8 years older than Emily.
W SWED WA SNOHOMISH, w is white, b. in sweden, living in SNOHOMISH Co. WA.