On Dec 8, 2005, at 11:57 AM, Rollain Mercier wrote:

> and he notes -
>
> Don't blame Athearn for the error in the Blomberg trucks - they  
> weren't
> alone. Both they and MR took the shape from EMD's erection drawings  
> which
> were not meant for scale modeling. Model Railroader's early plans  
> for F and
> GP units had the error as well as a number of manufacturers including
> Athearn's models. Varney also used the incorrect drawing for their  
> F unit
> trucks and Dayton had the error in their S Gauge F unit trucks (so  
> did GMC,
> later All Nation in 0 Gauge).
>
> If I recall the story correctly, it was Lev Kemalayan (Kemtron) who  
> noticed
> the error when making truck patterns for their 0 Gauge Geeps. By then
> Athearn had tons of stuff already made and tooling costs didn't  
> warrant the
> change until the dies had to be replaced.
>
> It's interesting that AF used the general shape in their F unit  
> trucks but
> Enhorning didn't. John Enhorning was an engineer who worked for one  
> of the
> freight car truck manufacturers and obtained the correct drawings  
> from EMD
> (or General Steel Castings who made the truck frames).
>

Beg to differ with you General steel casting did not do EMD F trucks.  
They were cast by LMF in Atchinson KS. I was also told they were LMF  
design and EMD just bought them for use.

> The S Gauge F units were supposed to be desk top display models for  
> EMD's

Thank you
Larry Jackman
[EMAIL PROTECTED]





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