In Above Baton Rouge, photographer and pilot Fred C. Frey, Jr., offers a breathtaking bird's-eye view of the development of Louisiana's capital city over time. Vivid pairs of black-and-white aerial photographs taken from similar angles and altitudes forty years apart reveal stunning, sweeping changes that might be taken for granted at eye level, providing a one-of-a-kind visual chronicle of Baton Rouge then and now.

In the early 1960s, Frey began taking aerial photographs of Baton Rouge sites to help evaluate their potential for possible real estate developments. What started as an...