<Tr> <Td> 22 </Td> <Td> 82 </Td> <Td> "Rimfire" </Td> <Td> February 19, 1968 </Td> </Tr> <Tr> <Td> 23 </Td> <Td> 83 </Td> <Td> "Bounty on a Barkley" </Td> <Td> February 26, 1968 </Td> </Tr> <Tr> <Td> 24 </Td> <Td> 84 </Td> <Td> "The Devil's Masquerade" </Td> <Td> March 4, 1968 </Td> </Tr> <Tr> <Td> 25 </Td> <Td> 85 </Td> <Td> "Run of the Savage" </Td> <Td> March 11, 1968 </Td> </Tr>

How many sons did victoria barkley have on the big valley