Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beginne

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Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

Here is how to locate the undercarriage using the same jig.Simply turn the fuselage upside down and drill a hole into the board to locate the axle.
 
Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

Scratchbuilding001-1-1.jpg
 
Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

The airplane has been put right side up and is now resting on its axle .A level 90deg wing support board has been added to the jig.The L/H set of wings were then dry fit to the fuselage while in this very stable position.
This is a departure from what most people do when rigging a biplane.Usually they attempt to line everything up when the upper wing is in one piece,which is a very hard thing to do correctly.
 
Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

The jig has been modified again and another flat and straight wing panel has been added.Once the L/H upper and lower wings have been stabilized ,I simply cut a hole in the jig to accommodate the R/H wings.
 
Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

Here is another even simpler jig that I used for building the Camel fuselage.A flat board and a couple of squares,some pins and away you go!
Yes it really is 90deg although it doesn't look like it in this pic,the squares somehow moved when I took the pic.
 
Re: Scratch Building,a beginners guide.Scratch Building WW1 , A Beginners Guide A beg

Streamlined wing struts. Because I just happen to be doing this at this time for the Curtiss wing struts ,this probably is as good a time as any to discuss the making of streamlined struts in wood.
I used basswood for these and made all four struts in one length.Select a scale piece of wood that is straight with the grain running length wise .Take a pencil and on each of the four sides draw a line down the middle.Put a dot on the side that you want the leading edge to be.Now the secret here is to shape the wood to a streamlined shape and not sand off any of the lines.I start with the leading edge and round it first pencil line to pencil line with no flats.Then I work on the trailing edge and shape it a little flatter, again pencil line to pencil line.
When finished all of the original pencil lines should still be visible,this then is the outer profile of your shaped streamlined strut.Finish with a light overall sanding to remove the pencil marks.
 
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