Here is a 1961 Chevrolet Corphibian Prototype
Commissioned by General Motors and built by the Hulten-Holm Company of Pontiac, Michigan.

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PLT012 Commercial QuestionGiven: Aircraft weight is 3,700 pounds. Airport Pressure Altitude is 4,000 feet. Temperature at 4,000 feet is 21 degrees C. Using a normal climb under the given conditions, how much fuel would be used from engine start to a pressure altitude of 12,000 feet. Click here for discussion figure. The fuel to climb to 4,000 from seal level is 12 pounds and the fuel used to climb to 12,000 feet from sea level is 37 pounds. The difference is 37 minus 12 equals 25 pounds. In the notes section of the figure you will see that in #2 you need to increase time, fuel, and distance by 10 percent for each 7 degrees C above standard temperature. The standard temperature lapse rate is 2 degrees C per 1,000 feet. And the standard temperature at sea level is 15 degrees C. Given this info we can get the standard temperature at 4,000 should be 7 degrees C (15 degrees C at sea level and the lapse rate is 2 degrees C per 1,000 feet or 15 degrees C – 8 degrees equals 7 degrees C). So in the question “Given” section, our temperature of 21 degrees C is 14 degrees above standard. We have to increase the fuel by 10 percent for each 7 degrees above standard, you multiply standard conditions use by 120 percent for 14 degrees C over standard. The fuel needed to climb is 30 pounds or 25 pounds times 1.20. You also need to add 16 pounds of fuel for engine start, taxi, and takeoff. So 30 pounds plus 16 pounds equals 46 pounds. KTUS METARKTUS……..08004KT 4SM HZ……26/04 A2995 RMK RAE36Award CategoriesWe are looking for sponsors for awards at the Laytonsville Cruise In. The price, size, and style of the awards is subject to change. Click here for pictures of similar awards. This will give you an idea of what they will look like. Here are the categories that we will be giving out awards for: Antique Classic Custom Muscle & Hot Rod Rat Rod Modern American Modern Import Classic Import Modified Import Vintage Motorcycle Modern Motorcycle Custom Motorcycle Vintage Bicycle Modern Bicycle Custom Bicycle Best Exotic Most Unique Best Pre-War People’s Choice Kid’s Choice Flymall.org Wheels & Wings May 2019 NewsletterWelcome to the Kraemer Aviation / Flymall.org May 2019 Wheels & Wings newsletter. Click here to view past newsletters. Click here to view our May 2019 newsletter. Did you know that you can search our newsletter section by key words or topics? You can easily find something we have covered in the past. Just use the search box in the newsletter section of the Flymall. Flymall.org – Your one stop resource for all of your wheels & wings needs. We usually have several pair of quality headsets in stock. Click here to view our headset inventory for under $50.00 USD. Pat & Harry attended the all you can eat Mother’s Day breakfast at the Laytonsville Volunteer Fire Department. It was a rainy day, however the breakfast had a good turn out.
The Flymall team was also at the fire department’s dinner on May 18 2019. They had a nice vintage Seagrave Fire Truck on display. Click here for more pictures.
Harry, Pat & Jett hosted their annual Memorial Day cookout. The weather was perfect. Click here for pictures. A good time was had by all! History Trivia: 5/5/1914: Erwin “Cannonball” Baker rides his Indian from San Diego to New York in 11 days. This was quite a feat considering the roads of the time. And not to mention, the motorcycles were not reliable. Every day we have a new aviation history at the bottom of our pages on the Flymall. For many of the days, there may be more than one fact, just refresh the page to view them. Beatles history. Our Events Calendar has a Beatles category. Select the Beatles category to see what happened that day in Beatle’s history. Achievements & Special Recognition: Having learned to fly in the 1980s, Harry has been slow to move over to digital charts. However the time has come. Being an old fashioned paper chart pilot, this is an achievement for Harry. Aviation/Aviators in the news: For current aviation news, visit our home page. We have a news ticker from Aero-News.net. It has been a very long process for Harry to become a DPE, however the time is very near. Harry has his DPE checkride scheduled for June 12. This is a career goal that Harry set for himself back in 1983 and after being in the examiner pool for just over 19 years, it looks like he has made it!!! Car/Motorcycle Show News: Harry & Pat attended the first bike night of the season at District Harley Davidson. The Lomax and Jett were very popular. Click here for more pictures. The team was also at the District Harley Davidson breakfast on May 11. Click here for pictures. Harry had his 1886 Coventry Rotary Tandem on display at Classic Motorcycle Day 2019. Click here for pictures from the event.
Ira Walker of Walker Aviation is a great resource when it comes to restoring a vintage aircraft or class car. Ira has been a long time advertiser on Flymall.org. Click here to visit his page on the Flymall. Visit our Events Calendar for local and national car shows, air shows, and more. With over 25 categories, there is something for everyone. For each event you can have our calendar send you a reminder about the event. You can also visit the Day Tripper section of the Flymall for day trip ideas and other fun places to visit. Want to know where the Flymall team will be next, visit our appearance schedule by clicking here. You can also follow Harry on Facebook for live updates from shows. Facebook.com/flymall. Stop by the Laytonsville Cruise In on Friday night. Who knows, you may be lucky enough to get the drive the Lomax.
Harry, Pat, & Jett were at District Harley Davidson Memorial Day weekend for some of their events. It was 3 days of bike shows, BBQs, and more.
Click here for pictures from their Saturday BBQ. Harry, Pat, & Jett were also at their Rolling Thunder 2019 departure. The dealer probably had over 500 bikes leave their location with a police escort to join Rolling Thunder 2019. Here is Harry’s YouTube video from the event. Click here for more pictures from Rolling Thunder 2019.
Barn Finds/Hangar Finds: Need an appraisal on your barn find? Visit our Appraisal Page for information on our appraisals. Visit the Tech Tip section of the Flymall for help in restoring your barn find. Check out Harry’s “Test Drive” section of the Flymall for reviews and reports on cars, motorcycles, aircraft, and more. Harry will soon be an agent for Hagerty Collector Car Insurance. Keep checking our newsletter section for updates. CFI / DPE Notes: The “Flight Review” requirement. A fun alternative is to get your seaplane rating. Click here for Harry’s post highlighting his seaplane rating. Harry’s new Practical Test page is a great resource for someone preparing for a checkride. The Question & Answer section is available for a small annual fee. Click here for a slide show that previews what is covered in the Question & Answer section. An avid writer, Harry has been published in dozens of aviation publications. Click here to view Harry’s published material. Recently Harry rediscovered some material that he wrote back in the early 1970s in a “Free Writing” class in school. This material is also posted on Harry’s Publication page under Harry’s Writing 1970s, Part 1, 2, and 3. Weather in the news: Visit Harry’s Lesson Plan section of the Flymall for lessons on aviation weather and other topics required for FAA Pilot Certificates and Ratings. Three Wheel Association (TWA): Here’s a 1884 De Dion, Bouton et Trepardou Dos-à-Dos, it is the oldest running car on the planet. It was the first car to participate in an automobile race.
Visit the TWA page on the Flymall for more info on the Three Wheel Association. Click here to visit the TWA forum. Our Market Watch section is the best resource for prices on all types of three wheel vehicles. For many vehicle (including aircraft) it is the only resource for price data. Prototypes: Ever seen a radial engine in a motorcycle? They’re are more common than you think. Here is a website highlighting a little history on radial engine motorcycles. Click here for Harry’s Flickr album on motorwheels. Some “motorwheels” are actually a radial engine mounted within a wheel, a motorwheel!
Here is a 1961 Chevrolet Corphibian Prototype
Animals in the headlines: Jett is in the headlines this month. Click here for her page on the Flymall. Jett attends many of the wheels & wings events with Harry & Pat, often this means getting up early and spending long days in the sun. She is very good about it and is always happy to meet new friends.
Thanks for reading. Visit Flymall.org to subscribe. We close this newsletter with these words of wisdom:
Solo EndorsementsSTUDENT PILOT ENDORSEMENTS – From AC 61-65H May 2019 A.3 Pre-solo aeronautical knowledge: § 61.87(b). A.4 Pre-solo flight training: § 61.87(c)(1) and (2). A.6 Solo flight (first 90 calendar-day period): § 61.87(n). A.9 Solo cross-country flight: § 61.93(c)(1) and (2). A.10 Solo cross-country flight: § 61.93(c)(3). A.5 Pre-solo flight training at night: § 61.87(o). Flight training must be received within the 90 calendar-day period preceding the date of the flight. A.7 Solo flight (each additional 90 calendar-day period): § 61.87(p). A.8 Solo takeoffs and landings at another airport within 25 nautical miles (NM): § 61.93(b)(1). I certify that [First name, MI, Last name] has received the required training of § 61.93(b)(1). I have determined that [he or she] is proficient to practice solo takeoffs and landings at [airport name]. The takeoffs and landings at [airport name] are subject to the A.11 Repeated solo cross-country flights not more than 50 NM from the point of departure: § 61.93(b)(2). I certify that [First name, MI, Last name] has received the required training in both directions between and at both [airport names]. I have determined that [he or she] is proficient of § 61.93(b)(2) to conduct repeated solo cross-country flights over that route, A.12 Solo flight in Class B airspace: § 61.95(a). A.13 Solo flight to, from, or at an airport located in Class B airspace: § 61.95(b) and 14 CFR part 91, § 91.131(b)(1). I certify that [First name, MI, Last name] has received the required training of § 61.95(b)(1). I have determined that [he or she] is proficient to conduct solo flight A.14 Endorsement of U.S. citizenship recommended by the Transportation Security Administration (TSA): Title 49 of the Code of Federal Regulations (49 CFR) § 1552.3(h). The flight instructor must keep a copy of the documents used to provide proof of citizenship for 5 years or make the following endorsement in the student’s logbook and the instructor’s logbook or other record used to record flight student endorsements with the following: I certify that [First name, MI, Last name] has presented me a [type of document presented, such as a U.S. birth certificate or U.S. passport, and the relevant control or sequential number on the document, if any] establishing that [he or she] is a U.S. citizen or national in accordance with 49 CFR § 1552.3(h). GUMPSG – Gas (Fuel on the proper tank, fuel pump on as required, positive fuel pressure) BLITTSB = boost pump on L = lights as required I = instruments set T = transponder on T = takeoff time noted S = seat, belts, doors secured ![]() Lights Camera Action![]() CIGARCIGAR Runup/Ground Check A TOMATO FLAMESTo help remember 91.205(b) (VFR Day Instrument Requirements) we’ll use A TOMATO FLAMES. Once filled out it looks something like this |