"Diggers in the Earth" by Eva March Tappan is a part of "The Industrial Readers" series geared toward young readers, teaching them about where resources come from on Earth. The book explains complicated tasks like mining in a way that kids can relate to, covering materials like coal, metals, and stone. It starts with coal, telling how it was made millions of years ago and how people get it out of the ground. Readers will gain an understanding of how coal miners handle the dangers of their work and the use of equipment to make digging more manageable. Through stories and details, the reader can discover the interesting world of resources and how important they are to the people who use them every day.

Diggers in the Earth
By Eva March Tappan
A trip back in history explores how humans dig deep into the Earth to extract important resources, all while uncovering the daily struggles and triumphs of the workers involved.
Summary
About the AuthorEva March Tappan was a teacher and American author born in Blackstone, Massachusetts, the only child of Reverend Edmund March Tappan and Lucretia Logée. Eva graduated from Vassar College in 1875. She was a member of Phi Beta Kappa and an editor of the Vassar Miscellany. After leaving Vassar she began teaching at Wheaton College where she taught Latin and German from 1875 until 1880. From 1884–94 she was the Associate Principal at the Raymond Academy in Camden, New Jersey. She received graduate degrees in English Literature from the University of Pennsylvania. Tappan was the head of the English department at the English High School at Worcester, Massachusetts. She began her literary career writing about famous characters in history and developed an interest in writing children books. Tappan never married.
Eva March Tappan was a teacher and American author born in Blackstone, Massachusetts, the only child of Reverend Edmund March Tappan and Lucretia Logée. Eva graduated from Vassar College in 1875. She was a member of Phi Beta Kappa and an editor of the Vassar Miscellany. After leaving Vassar she began teaching at Wheaton College where she taught Latin and German from 1875 until 1880. From 1884–94 she was the Associate Principal at the Raymond Academy in Camden, New Jersey. She received graduate degrees in English Literature from the University of Pennsylvania. Tappan was the head of the English department at the English High School at Worcester, Massachusetts. She began her literary career writing about famous characters in history and developed an interest in writing children books. Tappan never married.