Denis Rouleau Gray Marvel

Denis Rouleau's 1 3/4 H.P.Gray Marvels

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Denis Says ~ I do not much about my engine's past history but I've looked up the serial
number which is 9145. Also all the casting numbers have 4 digits and they
all begin with a 4. The other Gray (the one painted red) has so much rust
pitting in the area where the serial number was that it is impossible to

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