Harford County Roadside Historic Markers

By John T. Marck

Aberdeen Proving Ground

Bel Air County Seat of Harford County

Berkley Crossroads

Bethel Presbyterian Church

Black Horse Tavern

Calvary United Methodist Church

Captain Angus Greene

Captain John Smith

Churchville/ George Washington / Lafayette

Colony of Maryland

Concord Point Lighthouse

Conowingo

Constant Friendship

ENIAC

George Washington Traveled This Road

The Generals Highway

The Gunpowder Neck

Hall's Cross Roads

Harford Town

Harford Town (2)

Harry Gilmor's Raid

Havre de Grace

Havre de Grace Racetrack

The Hays House

"Indian Spring"

Jerusalem Mills

John O'Neill

Joppa Town

Ladew Topiary Gardens and Pleasant Valley House

Lafayette

Lafayette at Col. Rigbie's House

Liriodendron

The Lock House

Mason and Dixon Line

Mason-Dixon Line (Pennsylvania)

Medical Hall

My Lady's Manor "Lord Baltemore's Guift"

Old Post Road - Cokesbury College

Old Post Road - Count Rochambeau's

Old Post Road - Gov. William Paca

Old Post Road - Harford Town

Old Post Road - Joppa Town

Old Post Road - Spesutia P.E. Church

Old Post Road - Susquehanna Lower Ferry

Olney

Paradice

Peach Bottom Slate Region

Rochambeau Plaza

Rock Run

Rock Run Landing

Saint Ignatius Church - Hickory, Maryland

Site of "Old Baltimore"

Site of Old Baltimore c.1670

Sophia's Dairy

Spesutia Church St. George's Parish

Spesutia Island

Spesutia Island - Utie's Hope

Susquehanna River Crossing

State of Maryland

The Bush Declaration Harford Town

Tudor Hall

William Paca

Photograph & article copyright © by John T. Marck. All Rights Reserved. This photograph and article may not be resold, reprinted, or redistributed for compensation of any kind.

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