Mary Hill

85 books • 14 series

Geologist Mary Hill is the author of Gold: The California Story (California, 2002) and California Landscape: Origin and Evolution (California, 1984). She is coauthor of Volcanic Eruptions of 1980 at Mount St. Helens: The First 100 Days (1982). Longtime editor of the magazine California Geology, she was later Western Region Information Officer for the U.S. Geological Survey and Adjunct Professor of Geosciences at San Francisco State University.
Mar 1, 2004
Cover of Let's Go to a Baseball Game

Let's Go to a Baseball Game (Welcome Books: Weekend Fun (Pb)) (Welcome Books: Weekend Fun (Hardcover)) (Welcome Books: Weekend Fun (Paperback))

Mar 1, 2004
Cover of Let's Go to a Play

Let's Go to a Play (Welcome Books: Weekend Fun (Hardcover)) (Welcome Books: Weekend Fun (Pb))

Mar 1, 2004
Cover of Let's Go to a Science Center

Let's Go to a Science Center (Welcome Books: Weekend Fun (Paperback)) (Welcome Books: Weekend Fun (Pb)) (Welcome Books: Weekend Fun (Hardcover))

Mar 1, 2004
Cover of Let's Go to the Beach

Let's Go to the Beach (Welcome Books: Weekend Fun (Pb))

Mar 1, 2004
Cover of Let's Go to a Park

Let's Go to a Park (Welcome Books: Weekend Fun (Pb))

Mar 1, 2004
Cover of Let's Go to the Park

Let's Go to the Park

Jan 2, 2004
Cover of Schools Around World Easy Order Pack Paper

Schools Around World Easy Order Pack Paper (Longman Book Project)

Dec 31, 2003
Cover of Signs at the Pool

Signs at the Pool (Welcome Books: Signs in My World) (Signs in My World, #6)

Sep 1, 2003
Cover of Colin Powell

Colin Powell (Welcome Books: Real People (Hardcover)) (Welcome Books: Real People (Paperback))

Sep 1, 2003
Cover of J.K. Rowling

J.K. Rowling (Welcome Books: Real People (Hardcover)) (Welcome Books: Real People (Paperback))

Sep 1, 2003
Cover of Harriet Beecher Stowe

Harriet Beecher Stowe (Welcome Books: Real People (Paperback)) (Welcome Books: Real People (Hardcover))

Sep 1, 2003
Cover of George W. Bush

George W. Bush (Welcome Books: Real People (Paperback)) (Welcome Books: Real People (Hardcover))

Sep 1, 2003
Cover of Serena and Venus Williams

Serena and Venus Williams (Welcome Books: Real People (Hardcover)) (Welcome Books: Real People (Paperback))

Sep 1, 2003
Cover of Sandra Day O'Connor

Sandra Day O'Connor (Welcome Books: Real People (Hardcover)) (Welcome Books: Real People (Paperback))

Mar 31, 2003
Cover of Signs at School

Signs at School (Signs in My World, #6) (Welcome Books: Signs in My World)

Mar 1, 2003
Cover of Signs at the Store

Signs at the Store (Signs in My World, #6) (Welcome Books: Signs in My World)

Mar 1, 2003
Cover of Signs in the Park

Signs in the Park (Welcome Books: Signs in My World)

Mar 1, 2003
Cover of Signs at the Airport

Signs at the Airport (Signs in My World, #6) (Welcome Books: Signs in My World)

Jan 7, 2003
Cover of Let's Go to a Movie

Let's Go to a Movie (Welcome Books: Weekend Fun (Pb)) (Welcome Books: Weekend Fun (Hardcover))

Sep 1, 2002
Cover of Let's Make Pizza

Let's Make Pizza (Welcome Books: In the Kitchen )

Sep 1, 2002
Cover of Let's Make Bread

Let's Make Bread (Welcome Books: In the Kitchen )

Jul 1, 2002
Cover of In the Kitchen Set

In the Kitchen Set

Aug 1, 2001
Cover of Weekend Fun Set

Weekend Fun Set

Feb 1, 2000
Cover of Saint Edith Stein (Ess)

Saint Edith Stein (Ess) (Encounter the Saints (Paperback))