According to Book 3, P. 111 of Waseca County, MN. birth records, Anna K. Von Sien was born Oct. 15, 1884.

Anna was the 7th of 10 children born to Wilhelm (William) Frederick John Von Sien and Catharine/Kathryn Theis Von Sien in Woodville, Waseca, Minnesota. Wilhelm also had a daughter, Erda, by his previous marriage to Frederike Famer, who died in 1871.

In the 1900 U.S. census, 16 yr. old Anna Vonsein, a student, b. Apr. 1884 in MN., was living in Woodville, Waseca, MN. with her
23 yr. old brother, (designated as head of household), W.J. (William John) Vonsein, a farmer and iceman, b. May 1877 in MN.
46 yr. old widowed mother, Katie Vonsein, b. Dec. 1853 in Germany
24 yr. old sister, Lydia Vonsein, a dressmaker, b. Mar. 1876 in MN.
19 yr. old brother, Ed Vonsein, a farmer and iceman, b. Apr. 1881 in MN.
15 yr. old brother, Fred Vonsein, a student, b. Apr. 1885 in MN.
10 yr. old brother, Clarence Vonsein, a student, b. Mar. 1890 in MN.
7 yr. old sister, Clara Vonsein, a student, b. Mar. 1893 in MN.
Katie's parents were both b. in Germany.
Her husband, father of all her children, was also born in Germany.
Katie was the mother of 10 children, all alive by this census.
She immigrated to the U.S. in 1855.

The Weekly Times-Record (Valley City, ND.), P. 8, Col. 6
Thu., Aug. 22, 1912
ON VACATION
Miss Anna Von Sien, of Chaffee’s store, left yesterday for a three week’s vacation with relatives at Minneapolis and Waseca, Minn.

The Weekly Times-Record (Valley City, North Dakota), P. 5
Thu., Sep. 9, 1915
Miss Anna von Sien, who has charge of the cloak and suit department at the C. C. Chaffee store, returned Monday evening from her vacation. She visited at her home near Minneapolis and other points in Minnesota.

The Weekly Times-Record (Valley City, North Dakota), P. 4, Col. 5
Thu., Jun. 15, 1916
Miss Ruth von Sien (daughter of Anna von Sien's brother, George von Sien), of Fargo, was an arrival in the city Saturday morning on No. 7, for a few days’ visit with her aunt, Miss Anna von Sien, of the C.C. Chaffee store.

The Weekly Times-Record (Valley City, North Dakota), P. 11
Thu., Jul. 20, 1916
Miss Anna von Sien, of the ready-to-wear department of the C.C. Chaffee store, left Saturday for Fargo, where she will meet her sister-in-law, Mrs. George von Sien, and two daughters, and from there they will go to Waseca, Minn., the home of Miss von Sien. While on her vacation Miss von Sien will go to Aberdeen, S.D., for a visit at the home of Dean Goodsell. She expects to return to the city in about three weeks.

Anna lived for a time with her sister, Emma Beese in Valley City, North Dakota, where she worked at Brown's Dry Goods/Dept. Store. In the 1920 U.S. census, she was working as a salesgirl at a dry goods store and rooming with Fred & Kate Heidel in Valley Ward 3, Barnes, North Dakota.

The Weekly Times-Record (Valley City, North Dakota), P. 8
Thu., Sep. 16, 1920
Miss Anna von Sien spent the weekend at Fargo visiting her brother and also her mother who had recently arrived from California.

The Weekly Times-Record (Valley City, North Dakota), P. 7
Thu., Aug. 24, 1922
Miss Anne Von Sien, formerly of the C.C. Chaffee Co., of this city, but at present acting as resident buyer in New York City, arrived in the city last evening and will be a guest at the home of Miss Gladys Schroeder for a few days.

According to the 1922 NY, NY City Directory, Anna K. VonSien was living at 1170 Broadway in New York City and working as a buyer for a dept. store.
In 1925, she was working as a resident buyer at 1175 Madison Ave. in NYC.

By the 1930 U.S. census, she was rooming on W. 94th St. off of Central Park, West in Manhattan, New York City, where she worked as a buyer for a ready-to-wear dept. store. In 1937, she was still living in NYC, according to her mother's obituary.

According to the 1940 U.S. census, 48 yr. old Anna K. Vonsien, single, working as a Personal Buyer of Ladies Wear and b. in MN., was lodging with the proprietress of the rooming house, 39 yr. old Anna Hohoman and 12 other lodgers at 533 West End Ave. (a few blocks from Central Park West) in New York, New York, NY.
In 1935, Anna was living in the same place.
Anna had completed one year of college.
She was working on her own account. She worked 52 weeks in 1939. She had no income, but had income from other sources.

The Daily Sun (San Bernardino, CA.), P. 18, Col. 1
Wed., Feb. 14, 1951
Excerpt from: Seven Librarians Entertained by Club
It was book day fro Cucamonga Alta Loma Woman’s club Thursday afternoon when they held their February meeting at the Alta Loma library on Lomita drive.
Seven librarians were present from nearby cities.
Mrs. Ray Derfer and Mrs. Ray Ford presided over the tea table during the social hour. Valentine motif was used in the red and white decorations. Guests present were (4 women from San Bernardino); (2 women from Upland); (3 women from Ontario); from Seattle, Mrs. (Miss) Anna K. Von Sien and (3 women from Cucamonga).

Daily News-Post (Monrovia, CA.), P. 6, Col. 7
Fri., Jun. 20, 1952
Excerpt from: Installs Officers
A potluck supper was held by the fellowship Class at the First Methodist Church Friday, followed by the installation of officers.
(26) Class members present and guest Mrs. (Miss) Anna K. von Sien.

Anna was very slim, a diabetic, very pleasant, businesslike, never married and never had children.

Anna died in Alhambra, L. A., CA. and the service was at the Stone Funeral Home in Upland, San Bernardino Co., CA. on Nov. 26, 1962 at 10:30 a.m. Officiating was the Rev. Harry W. Adams. Anna's final resting place is in the Bellevue Mausoleum in Ontario, San Bernardino Co., CA. Her remembrance card included the Twenty-Third Psalm.