There are family death notices in the local German language papers for both William Ihlenfeld (+ an obit.; brief or detailed?) and Minnie Boelk. In both cases the notices repeated indicating family use of these papers. The same or other information may be found in the Milwaukee Journal OR Milwaukee Sentinel (separate papers until the 1990s). An Anna Haack (45 yrs.) died in Milwaukee in 1914...?
There are about 60 Ihlenfeld / Ihlenfeldt and 175 Haack / Hack entries or references culled from the local German language newspapers in "Milwaukee's German Newspapers; an index of death notices and related items" (1844-1950). It's a local library resource and a continuing project as well; the newspapers and index are not online ... yet.
gary.rebholz@gmail.com, originator/compiler/editor, Milwaukee Wis.
Indexing Milwaukee's German newspapers continuously since 2007... collecting evidence contemporary with our historic German-American families.