William Allen

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The entrance and part of exterior of the Texas School Book Depository

William Allen, 1963 .

Exploration of an interactive “Virtual and Actual Combined” teaching mode in medical developmental biology

William Allen, Xiaoqian Xu, Ziwei Miao, 2018, Biochemistry and molecular biology education : a bimonthly publication of the International Union of Biochemistry and Molecular Biology.

President Kennedy shaking hands outside Hotel Texas

William Allen, 1963 .

A Dallas Police officer pointing to the location of the rifle on the sixth floor of the Texas School Book Depository

William Allen, 1963 .

Crowd in front of the Hotel Texas in Fort Worth

William Allen, 1963 .

Police officers at the entrance to the Texas School Book Depository

William Allen, 1963 .

Police on northeast corner outside the Texas School Book Depository

William Allen, 1963 .

[The recreated sniper's perch at the Texas School Book Depository]

William Allen, 1963 .

[Dallas Police Lieutenant J.C. "Carl" Day pointing to rifle location]

William Allen, 1963 .

President Kennedy greeting the crowd outside the Hotel Texas

William Allen, 1963 .

[Dallas Police Lieutenant J.C. "Carl" Day pointing to the rifle location on the sixth floor of the Texas School Book Depository]

William Allen, 1963 .

Orientation and mobility teaching manual

William Allen, 1997 .

Dallas Police officers outside the Texas School Book Depository

William Allen, 1963 .

A crowd outside of the Texas School Book Depository

William Allen, 1963 .

Exterior of the Texas School Book Depository

William Allen, 1963 .

The Price of Abandoning Principle

Mark Perry, Robert Murphy, William Allen, 2006 .

Dallas Police officers in the intersection of Elm and Houston streets

William Allen, 1963 .

Forum: The conduct of building research

William Allen, 1998 .