OH Const., Article XVIII, Section 19

The apportionment for the house of representatives, during the first decennial period under this constitution, shall be as follows: The counties of Adams, Allen, Athens, Auglaize, Carroll, Champaign, Clark, Clinton, Crawford, Darke, Delaware, Erie, Fayette, Gallia, Geauga, Greene, Hancock, Harrison, Hocking, Holmes, Lake, Lawrence, Logan, Madison, Marion, ​ Meigs, Morrow, Perry, Pickaway, Pike, Preble, Sandusky, Scioto, Shelby, and Union, shall, severally, be entitled to one representative, in each session of the decennial period. The counties of Franklin, Licking, Montgomery, and Stark, shall each be entitled to two representatives, in each session of the decennial period. The counties of Ashland, Coshocton, Highland, Huron, Lorain, Mahoning, Medina, Miami, Portage, Seneca, Summit, and Warren, shall, severally, be entitled to one representative, in each session and one additional representative in the fifth session of the decennial period. The counties of Ashtabula, Brown, Butler, Clermont, Fairfield, Guernsey, Jefferson, Knox, Monroe, Morgan, Richland, Trumbull, Tuscarawas, and Washington shall, severally, be entitled to one representative, in each session; and two additional representatives, one in the third, and one in the fourth session of the decennial period. The counties of Belmont, Columbiana, Ross and Wayne, shall, severally, be entitled to one representative, in each session; and three additional representatives, one in the first, one in the second, and one in the third session of the decennial period. The county of Muskingum shall be entitled to two representatives, in each session; and one additional representative, in the fifth session, of the decennial period. The county of Cuyahoga shall be entitled to two representatives, in each session; and two additional representatives, one in the third, and one in the fourth session of the decennial period in the third session of the decennial period. The county of Muskingum shall be entitled to two representatives, in each session; and one additional representative, in the fifth session, of the decennial period. The county of Cuyahoga shall be entitled to two representatives, in each session; and two additional representatives, one in the third, and one in the fourth session of the decennial period. The county of Hamilton shall be entitled to seven representatives, in each session; and four additional representatives, one in the first, one in the second, one in the third, and one in the fourth session, of the decennial period. The following counties, until they shall have acquired a sufficient population to entitle them to elect, separately, under the fourth section of the eleventh article, shall form districts in manner following, to-wit: The counties of Jackson and Vinton, one district; the counties of Lucas and Fulton, one district; the counties of Wyandot and Hardin, one district; the counties of Mercer and Van Wert, one district; the counties of Paulding, Defiance, and Williams, one district; the counties of Putnam and Henry, one district; and the counties of Wood and Ottawa, one district; each of which districts shall be entitled to one representative, in every session of the decennial period. Done in convention at Cincinnati, the tenth day of March, in the year of our Lord, one thousand eight hundred and fifty-one, and of the independence of the United States, the seventy-fifth. Schedule Adopted September 3, 1912. The several amendments passed and submitted by this convention when adopted at the election shall take effect on the first day of January, 1913, except as otherwise specifically provided by the schedule attached to any of said amendments e year of our Lord, one thousand eight hundred and fifty-one, and of the independence of the United States, the seventy-fifth. Schedule Adopted September 3, 1912. The several amendments passed and submitted by this convention when adopted at the election shall take effect on the first day of January, 1913, except as otherwise specifically provided by the schedule attached to any of said amendments. All laws then in force, not inconsistent therewith shall continue in force until amended or repealed; provided that all cases pending in the courts on the first day of January, 1913, shall be heard and tried in the same manner and by the same procedure as is now authorized by law. Any provision of the amend ​ ments passed and submitted by this convention and adopted by the electors, inconsistent with, or in conflict with, any provision of the present constitution, shall be held to prevail. Schedule to Article IV. Sections 3, 7, 12 and 15, Adopted Sept. 3, 1912. If the foregoing amendment shall be adopted by the electors, the judges of the courts of common pleas in office, or elected thereto prior to January first, 1913, shall hold their offices for the term for which they were elected and the additional judges provided for herein, shall be elected at the general election in the year 1914; each county shall continue as a part of its existing common pleas district and sub-division thereof, until one resident judge of the court of common pleas is elected and qualified therein.