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Bulldogbuilder

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Viewing 15 posts - 1 through 15 (of 86 total)
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  • in reply to: Aircraft Museum Libraries #822065
    Bulldogbuilder
    Participant

    Interesting subject that will most likely fade into the ether. So sad. A measure of any air museum is the library and research that can be accomplished at that facility. I totally understand the problems and pitfalls of running the museum as well as the library. Sadly much of the truly needed information never gets to the library and one ends up with a collection of picture books, rehash of the same pictures, or coffee table books. Makes me want to tear my hair out. (what’s left of it that is). Serious research is very very difficult. Try finding a 1930 or 1935 copy of the Brown’s Brothers catalog. Great information if you can find the book. Try finding the electrical schematic for a 1930’s-40’s Air Ministry Voltmeter. All near unobtainium. The suggestion of using the RAF / printing office is a deadens. I do not even receive replies that my request from Hendon (etc) even graced a desk. The Smithsonian is no better. At this point in time NACA is the only web site that gives information. (strangely. …do not search under NACA but try linking to them thru the British side ((Hendon etc)) the NACA site (U.S.A.) has been redone to make it near useless.) So what is the solution? Making every aviation enthusiast aware that she/he (being P.C.) should get all of one’s aero info to an aviation museum. If we could get a 1 in 20 return that would be wonderful.
    I have noticed that a fair amount of this information is for sale on the web. problem is that one can easily go thru 20 books until one sentence or picture of value shows up. That is just too expensive for any of us. Another thought would be for a forum such as this would set aside an information sharing area for obscure manuals, drawings, and pictures.
    So there stops my sermon, time to figure out how to get to sleep without nightmares of orangoutangs.
    Cheers,

    in reply to: Colour Code For Anti Glare Green On Bristol Bulldog #801895
    Bulldogbuilder
    Participant

    I have been talking to Gary (?) over at Poly Fiber, and will be talking to him tomorrow (monday) about the “Federal Green” as a possible substitute. One strange phenomenon is to go to the chip sample above and start expanding it. It surprised me. It is way more green than I thought. Unless this is a known fact (that I did not know about) that paint becomes darker as the sample becomes smaller, or Apple and google etc are editing on their own. I will check into ‘Drooling…”.
    Oxcart, as soon as I figure out how to transfer some pictures to this site. Thanks for the interest.

    Cheers,
    Ed

    funny about St*tts!

    in reply to: Colour Code For Anti Glare Green On Bristol Bulldog #803550
    Bulldogbuilder
    Participant

    Thank you Graham and windhover. Wikipideia has a very good explanation of NIVO. It was phased out due to it’s reflective nature. But….why the three different versions of the green? (NIVO, Hendon medium green, and Graingers Data ‘dark green’.)
    I am floating between dark green, and a lighter version (Hendon). A lot of this will depend on what Poly Fiber has to offer (4 version of green including a vibrant Cub green!!!) IPM Stockholm has the Humbrol and Taniya formulas, but getting Poly-guys to mix a special quart may be unobtainable. Will see.
    Cheers
    Ed

    in reply to: Colour Code For Anti Glare Green On Bristol Bulldog #803916
    Bulldogbuilder
    Participant

    Thank you jeep man. I did some checking and found the NIVO on the Stockholm page. Very very dark green. Begs to find out why the Hendon Bulldog is so much lighter green. I have emailed “SilverWings” to ask if they can supply a reference for the

    NIVO. I am not sure if Tim Moore can supply the same answer, (over 17 years since rebuild). The DATA files call for a ‘dark green’, so maybe the NIVO is closer than that portrayed on the Hendon model. Thanks again!!

    Ed

    in reply to: Mk II Navigation Lamp and or Parts #789353
    Bulldogbuilder
    Participant

    Ed2

    What wonderful work!!!! Unfortunately these do not fit to my needs, but this is exactly what is needed on this forum

    Now if we can only find drawings for the 5C/ 343 thru 346.

    Cheers, (and many thanks)

    Ed1

    in reply to: Mk II Navigation Lamp and or Parts #790532
    Bulldogbuilder
    Participant

    Maxim08,

    I noticed that your nav lamp lens does not have the recessed portion for the locking tang. Also there is no Mark number. Do you have any of these numbers, and or the base?

    It is looking more and more like the only reasonable method of making just a few of these will be 3D printing, and plastic casting for the lens.

    So…if anyone has information for the base, please please please, be forth coming

    Just finished rib stitching the last wing panel.

    Ed

    in reply to: Mk II Navigation Lamp and or Parts #812707
    Bulldogbuilder
    Participant

    Ed2
    Next time you come near the Bulldog, you may have all the play time sitting in the cockpit you wish. I shall even supply the towel to wipe the slop from the engine noises you make.

    Thank you most profoundly.

    Ed1

    in reply to: WW1 instrument help please #837990
    Bulldogbuilder
    Participant

    coldkiwi1, I have sent you a P.M.

    Ed

    in reply to: Size of Numbers on Silver Biplanes #789947
    Bulldogbuilder
    Participant

    Addendum to the above, or for those who looked this subject up and were hoping to find real information. The above information from Jack is spot on, except for something different (i.e. not completely ). From a Hawker drawing the following: Fuselage no. 8 x 5 x 1 3/8″ with 1 1/2″ spacing , For smaller lettering (SUPPORT HERE, FIRST AID) 1×3/4×5/32″. Roundel is the std ratio of 1-3-5. I enlarged the numbers from the DataFile Bulldog booklet and the ratios of the numbers are 100% x 70% x 15 to 17%. As most builders know, when you enlarge on a copy machine there is a bit of distortion. If you take the values from Jack, and Ed2 (PowerandPassion-thank you), and DataFile they fall into a close average.
    The only complaints allowed are from…..wait a minute. There are no complaints allowed.

    Cheers
    Ed1

    in reply to: Size of Numbers on Silver Biplanes #790213
    Bulldogbuilder
    Participant

    Jack
    Thank you.

    Cheers,
    Ed

    in reply to: Bristol Bulldog Covering #797166
    Bulldogbuilder
    Participant

    Thanks for the replies. Oxcart, this picture is from the Skysport rebuild. I even have a photo of the ‘wrecked’ tail section, and the fabric is torn badly, so the above is a new piece of fabric, but sewn to the wrecked piece’s dimensions. One bit of information that came to light as I was laying in bed and wondering why I was not asleep, There are two rear tail sections for the Bulldog. A thin section, and a deep section. I believe it was a 2″ increase. Problem is that I have no idea where the two inches were added. (Above or below centre line). (And this does not consider the Mk III or IV)
    Ed2, you are sooooo correct about the fighting that takes place putting the stab into the tail adjustment fitting. The fabric can only be pulled down between the stab and fuselage after the stab is pushed all the way in as there are a number of bolts that need addressing. I believe that I am going to take the early version fabric on a later version tail section and either leave the patch off ( there are some photos that might substantiate this) or run the patch up to the stringer and lace it on.

    Cheers all,

    Ed1

    in reply to: Bristol Bulldog Logo #818849
    Bulldogbuilder
    Participant

    Thank you Ed2 and Bob T for the info you have on the Bulldog logo. With a boat load of research in the last few days, here is what I found. The correct background is BLUE. The is verified by an original vertical fin that was once owned by Guy Black and then went to Tim at Skysport who is lending it to the Bristol museum. This has a blue background. The Data Plan book by Alfred Granger (#2, sheet 4) states “green disc with yellow rim”. So the question that begs asking is…where did Mr. Granger get his information. Reading the amount of detail that Mr. Granger has in this book it is quite obvious that he has spent a lot of time researching the Bulldog. So, were there two colours used?
    Now all my T-shirts are wrong. Rats. This item simply adds to the befuddlement of research and what you read may not be so. Ex: Stated in numerous books that the Bulldog had a Clark YH lower wing profile. No, it was always a Bristol Standard 1A profile.
    (perhaps one early example had a YH profile but that was not standard).
    So back to the drawing board.
    Cheers,
    Ed1

    in reply to: Bristol Bulldog Logo #819787
    Bulldogbuilder
    Participant

    Ed2

    Now that is a monkey wrench!!! The Data Plan booklet called for a green background!?!?!?!?! Anyone out there that can help??

    Cheers

    Ed (thanks Ed2)

    Bulldogbuilder
    Participant

    Terry,

    My deepest condolence for your loss. There are no words.

    Bulldog Builder

    in reply to: Bristol Bulldog flight info #849040
    Bulldogbuilder
    Participant

    I do believe that it would be prudent to not allow spins in the Bulldog replica, and to display a “SPINS NOT ALLOWED’ placard on the panel. This replica has the small fin. From my knowledge the first Bulldog had a short fuselage, and this was rectified with an extension for the subsequent fuselages. I do not have a drawing for the Mk IV fuselage so can not definitely state if the Mk IV had another extension, but I have not run across any information stating that it was extended. For those of you who want to know, or have an ice breaker in the pub (“Did you know that the Bristol Bulldog….”) the Bulldog had two fins. (Vertical stabilizer). The concave, and convex leading edge. (Not sure of the date this was decried.) This came about due to the poor spin recovery of the Bulldog. So thank you Ed2 for this information. (in this case…isn’t the web great?).
    Cheers
    Ed1

    No Ed you can not spin the aeroplane, but yes you can put a notch in the prop for the good landing .

Viewing 15 posts - 1 through 15 (of 86 total)