Section 8. Whoever wilfully removes or alters or knowingly permits to be removed or altered the cancelling or defacing mark of any stamp provided for by this chapter with intent to use such stamp, or knowingly or wilfully buys, prepares for use, uses, has in possession, or suffers to be used, any washed, restored or counterfeit stamps, or whoever intentionally removes or causes to be removed, or knowingly permits to be removed, any stamp affixed pursuant to this chapter, shall be punished by a fine of not less than five hundred nor more than one thousand dollars, or by imprisonment for not more than one year, or both.