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Space Shuttle-2018 Calendar By Yung-Kang (Derby) Sun
Calendar: $14.99
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The Space Shuttle, retired in 2011, was the main power of space transportation between the Ground and International Space Station. This calendar honors the Space Shuttle as the memory of its glorious... More > past for shuttle lovers.< Less
F/A-18 Hornet-2018 Calendar By Yung-Kang (Derby) Sun
Calendar: $14.99
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F/A-18 Hornet is a twin-engine supersonic, all-weather carrier-capable multirole combat jet, designed as both a fighter and attack aircraft (F/A designation for Fighter/Attack). The Hornet is used by... More > the air forces of several other nations. The U.S. Navy's Flight Demonstration Squadron, the Blue Angels, has used the Hornet since 1986. The F/A-18 has excellent aerodynamic characteristics, primarily attributed to its leading edge extensions (LEX). The Hornet saw its first combat action in 1986 during Operation El Dorado Canyon and subsequently participated in 1991 Operation Desert Storm and 2003 Operation Iraqi Freedom. The F/A-18 Hornet provided the baseline design for the Boeing F/A-18E/F Super Hornet, a larger, evolutionary redesign of the F/A-18. This calendar presents the beauty of the aerodynamic shape as the keepsake for military fans in the holiday season and brand new year.< Less
Wind Turbines-2018 Calendar By Yung-Kang (Derby) Sun
Calendar: $14.99
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A wind turbine is a popular name for a device that converts kinetic energy from the wind into electrical power. The correct description for this type of machine would be aerofoil-powered generator.... More > The result of over a millennium of windmill development and modern engineering, today's wind turbines are manufactured in a wide range of vertical and horizontal axis types. The smallest turbines are used for applications such as battery charging for auxiliary power for boats or caravans or to power traffic warning signs. Slightly larger turbines can be used for making contributions to a domestic power supply. Arrays of large turbines, known as wind farms, are becoming an increasingly important source of renewable energy as part of a strategy to reduce their reliance on fossil fuels. This calendar presents detailed images of various photos for fans interested in technologies of the wind turbine under the holiday season and brand new year.< Less
Vimanas-2018 Calendar By Yung-Kang (Derby) Sun
Calendar: $14.99
Prints in 3-5 business days
Vimanas are mysterious flying crafts described in ancient Indian epics. This calendar presents detailed drawings and illustrations of various vimanas for fans interested in ancient flying... More > technologies from Indian myths.< Less