Vintage LEGO Set 400 Building Set 1970s and 50 similar items

LEGO Set 400 Building Set, circa 1970s. Comes in original cardboard box with three-compartment divided plastic tray insert. Bricks include red, blue, yellow, white, and green in assorted sizes and shapes, plus wheels and small figure pieces. Box lid features illustrated building suggestions including vehicles, buildings, boat, airplane, and crane. Box states "Building instructions are included for some of the models." Sold as-is ? completeness not verified against original inventory. Box shows wear consistent with age; bricks and tray appear intact. Please see all photos and ask questions before purchasing. Set Number: 400 Name: Building Set Era: 1970s Contents: Assorted classic bricks, wheels, figures ? red, blue, yellow, white, green Includes: Original box with divided three-compartment tray insert Completeness: Not verified ? sold as found Condition: Good with natural wear to box due to vintage age, bricks and tray in good condition. Ask for more photos or clarification if needed. Items have not been evaluated by a professional. Any description is based on my own research. Feel free to ask any questions you may have! I will package securely for mailing.