1a.  Robert Barnes.  1978/93.  Maryland Marriages, 1778-1800.  Genealogical Publ. Co., Baltimore, MD (Broderbund CD-195).

p. viii	BALTIMORE COUNTY 1 BA - St. James Parish; copy made by L.H. Harrison, at MHS [Maryland Historical Society]...
p. 45	Corbin, Thomas, 11 May 1790, Nancy Turner 1 BA-2

1b.  LDS.  Family Search: Internet Genealogy Service:  IGI - International Genealogical Index (online at FamilySearch.org):

Thomas CORBIN Spouse: Nancy TURNER Marriage: 11 May 1790, St Johns Parish Protestant Episcopal, Joppa, Harford, Maryland Source: LDS Film/Fiche #0014133, Church Records

2.  1790 Census Index and Digital Images (online at Ancestry.com; Image #14 of 18; extracted by Diana Gale Matthiesen):

1790

MD

Harford Co.

p. 305

Thos Corbin

1-0-1-0-0

These data indicate:

Gender and Type	Age Class	Therefore Born	Individuals Inferred
1 free white males	16 or over	in or bef. 1774	= Thomas
1 free white females	all ages	in or bef. 1790	= Nancy

Newlyweds, as expected.  Also in Harford County:  Jacob CORBIN and John CORBIN.