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Before we begin, let me again caution you that the illustrations in this book are not machinisfs drawings or manufactur-ing blueprints. Please use them as a guide only. You may have to modify the dimen-sions or overall design in order to have a properly-sized replacement part. Because many older firearms have seen extensive use, it may be necessary to increase certain dimensions to compensate for wear. There
FIGURĘ 1 ■ These layout tools will help you make accurate parts.