Nan Hayden Agle was an American author of children's books. She was born in Baltimore, Maryland, to Charles Swett Hayden and Emily Spencer Hayden. She was a granddaughter of the chief editorial writer for the Baltimore Sun Edward Spencer. She married Harold H. Cecil in 1925 and married John Agle in 1947. She was educated at Goucher College

Goucher College

Goucher College is a private, co-educational, liberal arts college located in the northern Baltimore suburb of Towson in unincorporated Baltimore County, Maryland, on a 287 acre campus. The school has approximately 1,475 undergraduate students studying in 31 majors and six interdisciplinary...

 and the Maryland Institute of Art.

Nan was an art teacher at Friends Schools in Baltimore and at the Baltimore Museum of Art

Baltimore Museum of Art

The Baltimore Museum of Art in Baltimore, Maryland, United States, was founded in 1914. Built in the Roman Temple style, the Museum is home to an internationally renowned collection of 19th-century, modern, and contemporary art. Founded in 1914 with a single painting, the BMA today has 90,000 works...

, and was a member of Delta Gamma

Delta Gamma

Delta Gamma is one of the oldest and largest women's fraternities in the United States and Canada, with its Executive Offices based in Columbus, Ohio.-History:...

 sorority. She and Ellen Wilson co-authored a series of children's books known as the Three Boys series, about the adventures of triplet boys. In 1973 she wrote a book titled 'Susan's Magic' later changed into 'Susan and Sereena and the Cat's Place. Another of her books documented the adventures of a former slave.

Nan died at the age of 100 at her home in Sykesville, Maryland

Sykesville, Maryland

Sykesville is a town in Carroll County, Maryland, United States. The population was 4,197 at the 2000 census.-History:The land on which Sykesville sits started out as part of a Springfield Estate, owned by wealthy Baltimore shipbuilder William Patterson...

, following a fall.