Volume 38 • Issue 5 • 1957

The Palimpsest, vol.38 no.5, May 1957

1957-05-01 Volume 38 • Issue 5 • 1957 • 177-208

History of the Industry

• Charles S Gwynne

1957-05-01 Volume 38 • Issue 5 • 1957 • 177-179

The Geology of Iowa

• Charles S Gwynne

1957-05-01 Volume 38 • Issue 5 • 1957 • 180-184

Early Quarrying in Iowa

• Charles S Gwynne

1957-05-01 Volume 38 • Issue 5 • 1957 • 185-189

Distribution of Iowa Quarries

• Charles S Gwynne

1957-05-01 Volume 38 • Issue 5 • 1957 • 190-199

Ancient Life of the Quarry Rock

• Charles S Gwynne

1957-05-01 Volume 38 • Issue 5 • 1957 • 200-204

Forecasters of Quarrying

• William J Petersen

1957-05-01 Volume 38 • Issue 5 • 1957 • 205-208