The flooring looks like Plain Sawn Oak with a custom finish.
[Please contact Marcelle Guilbeau Interior Design, lana@marcelleguilbeau.com, for further information.[(https://www.houzz.com/discussions/where-did-you-find-the-vertical-book-shelf-holder-pictured-dsvw-vd~3916712)
Oak & Broad
Marcelle Guilbeau, Interior Designer