Okla. Stat. tit. 19, § 19-291: Numerical index of deeds

The county clerk shall also keep a numerical index, in which

shall be noted all deeds relating to tracts of land and units within

unit ownership estates within the limits of such county, such index

shall be divided into columns with the heads to each division of the

pages designating the respective columns as follows, to-wit:

Grantor_________________________________________

Grantee_________________________________________

Kind of Instrument______________________________

Lots N.E.Qr. N.W.Qr.

__ __ __ N.E. N.W. S.E. S.W. N.E. N.W. S.E. S.W.

S.E.Qr. S.W.Qr.

N.E. N.W. S.E. S.W. N.E. N.W. S.E. S.W.

Acres___________________________________________

Book____________________________________________

Page____________________________________________

Remarks_________________________________________

It shall be the duty of the county clerk to make correct entries

in such numerical index of all instruments recorded concerning

tracts of land under the appropriate heading, and in the subdivision

devoted to the particular quarter section described in the

instrument making the conveyance, and the county clerk shall enter

in their appropriate division, before any other entries are made,

all the transfers embraced in the instrument recorded within his

office, commencing with the first.