There are some missing numbers I'll try to find, but these should help you determine the missing months and years in the microfiche marriages, as the surrounding marriages will be from the same time frame.

[ Y ]

Name: Peter Yast Marriage Date: 14 Apr 1861 Vol:01 Page:0025 Vol:A Sequence:18376
Name: Amalia A Koetzchmer Marriage Date: 14 Mar 1861 Vol:01 Page:0025 Vol:A Sequence:18377

Name: Edgar H Young Marriage Date: 02 Jun 1870 Vol:02 Page:0121 Vol:A Sequence:18378
Name: Mary C Conine Marriage Date: 02 Jun 1870 Vol:02 Page:0121 Vol:A Sequence:18379

Name: Peter Yost Marriage Date: 30 Sep 1868 Vol:02 Page:0156 Vol:A Sequence:18380
Name: Catharine Veuman Marriage Date: 30 Sep 1868 Vol:02 Page:0156 Vol:A Sequence:18381

Name: Jospeh Yust Marriage Date: 01 Aug 1875 Vol:02 Page:0313 Vol:A Sequence:18382
Name: Anna Hubub Marriage Date: 01 Aug 1875 Vol:02 Page:0313 Vol:A Sequence:18383

Name: Wenzel Yaura Marriage Date: 01 Aug 1875 Vol:02 Page:0313 Vol:A Sequence:18384
Name: Anna Lohoena Marriage Date: 01 Aug 1875 Vol:02 Page:0313 Vol:A Sequence:18385

Name: Tobias Yanecky Marriage Date: 26 Jul 1883 Vol:03 Page:0189 Vol:A Sequence:18386
Name: Maria Bezueka Marriage Date: 26 Jul 1883 Vol:03 Page:0189 Vol:A Sequence:18387

Name: Jos Yora Marriage Date: 28 Oct 1884 Vol:03 Page:0265 Vol:A Sequence:18388
Name: Mary Strof Marriage Date: 28 Oct 1884 Vol:03 Page:0265 Vol:A Sequence:18389

Name: Georg Yindra Marriage Date: 06 May 1885 Vol:03 Page:0305 Vol:A Sequence:18390
Name: Maria K Lenhart Marriage Date: 06 May 1885 Vol:03 Page:0305 Vol:A Sequence:18391

Name: James Young Marriage Date: 19 May 1886 Vol:03 Page:0350 Vol:A Sequence:18392
Name: Anna Albrecht Marriage Date: 19 May 1886 Vol:03 Page:0350 Vol:A Sequence:18393

Name: Frederick Young Marriage Date: 25 Jul 1887 Vol:03 Page:0421 Vol:A Sequence:18394
Name: Mary Packard Marriage Date: 25 Jul 1887 Vol:03 Page:0421 Vol:A Sequence:18395

Name: Jacob A Young Marriage Date: 06 Mar 1892 Vol:04 Page:0253 Vol:A Sequence:18396
Name: Augusta Luedke Marriage Date: 06 Mar 1892 Vol:04 Page:0253 Vol:A Sequence:18397

Name: Wenzel Yeisa Marriage Date: 19 Sep 1892 Vol:04 Page:0254 Vol:A Sequence:18398
Name: Antonia Schede Marriage Date: 19 Sep 1892 Vol:04 Page:0254 Vol:A Sequence:18399

Name: Mathias Young Marriage Date: 27 Sep 1892 Vol:04 Page:0272 Vol:A Sequence:18400
Name: Margareth E Maloch Marriage Date: 27 Sep 1892 Vol:04 Page:0272 Vol:A Sequence:18401