THANKS FOR ALL THE TIPS, I WILL TRY ALL OF THEM THE RECIPE FROM THE OLD BOOK IS 1 ONCE COPPER SULFATE, 1 ONCE SPIRIT OF NITRE (ILLEGAL HERE) 1 PINT OF DISSTILLED WATER, SEVERAL COATS OVER SEVERAL DAYS AND ADD ARSEIC TO THE LAST COAT. THEN USE THE LINSEED BEESWAX, TURPENTINE MIX FOR A FINISH. THE BOOK I HAVE IS MACHINERY"S SHOP RECEIPTS AND FORMULAS COPYRIGHT 1911 BY THE INDUSTRIAL PRESS. GREAT BOOK WITH OVER 400 LITTLE TIPS FOR ALMOST ANYTHING TO DO WITH METAL STEVE