Anyone familiar with Sherman Lee Pompey's work on Ill. C.W. units?

Pompey, Sherman Lee. Civil War notes on the 7th Illinois Infantry (three months service), Union / by Sherman Lee Pompey. Albany, Or. (725 S.E. Davidson, Albany 97321) : S.L. Pompey, c1984.

Pompey, Sherman Lee. Civil War notes on the 8th Illinois Infantry (three months service), Union / by Sherman Lee Pompey. Albany, Or. (725 S.E. Davidson, Albany 97321) : S.L. Pompey, c1984.

Pompey, Sherman Lee. [Genealogical notes on Illinois military units in the Civil War] / by Sherman Lee Pompey. Albany, Or. (Apt. 30, 725 S.E. Davidson, Albany 97321) : S.L. Pompey, c1984- v. <1-10 >

Pompey, Sherman Lee. Muster lists of the Drum Corps, Lincoln Illinois Rifles, and the Light Artillery Company on the Cairo Expedition, Illinois during the Civil War / by Sherman Lee Pompey. Albany, Or. (725 S.E. Davidson, Albany 97321) : S.L. Pompey, c1984.

Thanks,
John