The Sunridge development records (1986-2010) series consists of documents created by the Sunridge Development Company during the multi-decade process of building Sunridge at MacDonald Ranch. These materials detail the local improvement district (LID) acquisition and subsequent municipal infrastructure and public utility construction; park, fire station, and post office construction; correspondence and agreements with the City of Henderson; agreements and disputes with the Nevada Power Company; water allocation and use, including the design and construction of drainage channels, pump stations, sewers, and reservoirs; and public roadway extension projects. The series includes documents relating to project management; marketing, advertising, and signage design; various engineering, environmental, geotechnical, and landscaping reports; property title and purchase documents; and contractor bids and correspondence.

This collection of aerial photographs focus on the Colorado River, Lake Mead, and Lake Powell. They were created in 2021 and 2022 as part of Jamey Stillings' series titled Tapping the Colorado. This selection of images is described by the photographer as "Additional Images for Reference," and he notes "These images may have additional informational and historical interest for research." This portion of the "Additional Images for Reference" focuses on Lake Powell, Glen Canyon Dam, and parts of the Colorado River.