On September 29–30, 1864, Tanner fought at Battle of New Market Heights as part of the Siege of Petersburg.

The company was in the form of a hollow square with three sides accompanied with running water, lakes, shrubbery, and flowers.

The summit of a one-hundred foot tower contained a tank of 25,000 gallons of water.

"[5] A factory was set up in the Shockoe Warehouse on 13th Street in 1868, in the building formerly occupied by sword manufacturers, Edwin Boyle and Thomas Gamble.

[7] Tanner and Bradley Tyler Johnson ran for the historic 7th Senate District (Richmond and Henrico)[8] in 1875.

Both men were critics of the postwar policies; however, they still attempted to gain the vote of African-American Republicans.

Johnson and Tanner gained support with white Redeemers and initially the Readjuster Party.

William Carter Knight and Patrick Henry Starke declared their candidacy on the Sunday before Election Day.

After the Democrats lost the black vote, they claimed their opponents engaged in electoral fraud.

He attended the seventh annual ball of Columbia Commandery with the Knights Templar.

[12] Tanner was disgraced in 1878 after his prosecution, alongside T. C. Wilkinson and John Enders Robinson, after they unnecessarily left on their waterhose at their residence.

He bought a Knabe full concert grand piano with the finishings from Ramos and Moses.

When the Union Army reached an abandoned and burning Richmond in 1865, the city was conquered by looters, vandals, and mobsters.

An unnamed colonel and Fraternity member found emblems over the door of the hall.

Tanner persuaded the Unionists agreed to assist widows and orphans of Confederate Masons.

The Tanner medal was in the shape of a Grecian helmet inscribed with the figure of Athena presenting a crown and the legend.

Taliaferro similarly was a war veteran whom joined the board of the College of William and Mary and the Virginia Military Institute.

Tanner's company grew from Tredegar Iron Works to advance to a well-known manufacturer of steam locomotive engines.

The Duluth Evening Herald noted that Tanner's electric company had effectively invented such heating for the railroad car.

Eickemeyer dynamo will be located in the baggage car and be driven by an engine with steam from the boiler of the locomotive.

[25] Tanner returned to Richmond in 1892 to participate in the unveiling of the A. P. Hill monument in the Hermitage Road Historic District.