This is a lot of 4 books on indoor houseplants. The lot includes the following hardcovers:

Plants That Really Bloom Indoors by George & Virginie Elbert. 1974 1st edition.

Houseplants Are for Pleasure by Helen Van Pelt Wilson. 1973 1st edition.

Houseplants for Five Exposures by George Taloumis. 1973 1st edition.

How to Use Houseplants for Beauty and Decoration by Jack Kramer & Andrew R. Addkison. 1974 1st edition.

All in very good condition with only minor wear and discoloration.