An examination of the science of aviation, with experiments to prove the theories of history and current science. Projects include making "twirly-whirlies" out of pencils, cardboard, scissors and drawing pins to demonstrate how helicopter rotors rotate, and creating paper aeroplanes.

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An examination of the science of aviation, with experiments to prove the theories of history and current science. Projects include making twirly-whirlies out of pencils, cardboard, scissors and drawing pins to demonstrate how helicopter rotors rotate, and creating paper aeroplanes.

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We have been in the bookselling business for over 25 years and have collected for over 50 years. We frequently are called on to do appraisals - institutional and private libraries - and give talks all over the country on collecting for pleasure and profit to civic groups, art leagues, historical societies, etc.

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M & M Books
GA, U.S.A.

Gesch�ftsbedingungen und Versandinformationen

Verkaufsbedingungen

Georgia residents please add 7% sales tax. Please include $5.00 (US) for media
mail within USA: $1.00 more for each additional item. Books are sent via US
Postal Service unless other arrangements are requested. For INTERNATIONAL
PURCHASES, PLEASE contact M & M Books at mandmbks@gmail.com at the time of your
order and we will email you the exact cost quoted us by the shipping agency.
NOTE: USPS NO LONGER SHIPS SURFACE MAIL TO OVERSEAS. We will ship GLOBAL
PRIORITY where possible, minimum charge o...

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Widerrufsbelehrung

Versandbedingungen

Please include $5.00 (US) for media mail within USA, 5-14 days; $1.00 more for each additional item. Books are sent via US Postal Service unless other arrangements are requested. For INTERNATIONAL PURCHASES, PLEASE contact M & M Books at mandmbks@gmail.com at the time of your order and we will email you the exact cost quoted us by the shipping agency. NOTE: USPS NO LONGER SHIPS SURFACE MAIL TO OVERSEAS. We will ship GLOBAL PRIORITY where possible, minimum charge of $11.00, maximum weight 4 pounds. For packages over 4 pounds, we will contact you via email with exact charges. Georgia residents please add 7% sales tax. If your book order is heavy or oversized, we will contact you to let you know extra shipping is required.

Versandkosten innerhalb von USA

Versandkosten innerhalb von USA
Bestellmenge	5 bis 14�Werktage	3 bis 6�Werktage
Erster Artikel	EUR 4.24	EUR 10.18

Die Versandzeiten werden von den Verk�uferinnen und Verk�ufern festgelegt. Sie variieren je nach Versanddienstleister und Standort. Sendungen, die den Zoll passieren, k�nnen Verz�gerungen unterliegen. Eventuell anfallende Abgaben oder Geb�hren sind von der K�uferin bzw. dem K�ufer zu tragen. Die Verk�uferin bzw. der Verk�ufer kann Sie bez�glich zus�tzlicher Versandkosten kontaktieren, um einen m�glichen Anstieg der Versandkosten f�r Ihre Artikel auszugleichen.