Aerial Screw - Da Vinci Kit

Aerial Screw - Da Vinci Kit

1746
$19.95

Description

The scientific genius of Leonardo da Vinci is brought to life through this articulated model. The invention that inspired this snap-together replica is taken from the pages of Da Vinci’s ™ priceless and awe-inspiring notebooks. All models are made of plastic and require no special tools. Manuals are very educational and teach how these inventions have evolved into what they are today. The Aerial Screw designed by Leonardo da Vinci was a precursor of the modern day helicopter. The device was designed to compress air in order to obtain flight.

For ages 8 and up.

WARNING CHOKING HAZARD- Small parts. Not for Children under 3 yrs.

Shipping and Returns

Most in-stock orders are shipped within 48 hours of placement. Shipping methods vary depending on customer location and specifications. Credit card orders will be billed when order is processed. Partial orders will be charged upon shipment.

If you are not completely satisfied with your purchase, simply return the clean item within 14 days of receipt. We will replace the item, refund or credit your account the full purchase price of the product.
Note: Shipping and handling charges are not refundable. Autographed items are not refundable.

Return Address:
George Bush Library and Museum Store
ATTN: Return Department
1000 George Bush Drive W
College Station, Texas 77845

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