Only in Russia:

The rifles had been delivered for scrap to the nearby Izhmash arms plant.  The driver had sold off the crates, thinking they were all empty. However, seven of them were found to contain rifles, as well as 253 magazines and other parts, a police source told Interfax news agency.

Full story – HERE

I suppose the rifles wouldn’t have been in the firewood guy’s possession for very long before the police swept in and confiscated them after he reported them.  Probably not something you’d want to sit on either, considering the rifles were likely still considered military property.  In today’s day an age I at least hope the guy snapped some pictures.