Dear Werner,
I noticed these death records at the Illinois State Site. Try various spellings.
HONKOMP, ELIZA B 11/11/1905 CHICAGO 59 YR U 00006791 COOK
HONKOMP, HENRY 10/24/1909 CHICAGO 65 YR U 00006775 COOK
HONKAMF, V 08/19/1892 CHICAGO 73 YR U 00007022 COOK
HONKOMP ANTON M/W UNK 0031447 1919-07-25 WILL JOLIET 19-07-25
HONKOMP CAROLINA F/W UNK 2840216 1922-03-07 SANGAMON SPRINGFIELD 22-03-08
HONKOMP HENRY M/W UNK 0037974 1921-11-17 WILL TROY TWP 21-11-19
HONKOMP JOHN M/W UNK 0013269 1940-05-01 COOK CHICAGO
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HONKOMP ROSE C F/W UNK 0052848 1947-12-27 WILL JOLIET
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HONKAMP ANNA AMELIA F/W UNK 6009058 1937-03-22 COOK CHICAGO 37-03-23
HONKAMP EDWARD M/W UNK 0000633 1943-08-21 COOK OAK PARK VIL
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HONKAMP FREDERICK N/S UNK 0000447 1938-10-27 DU PAGE