No contents, some edge/opening faults and look to be home made style of Envelopes - sorry I can't tell you anything about the postmarks - a number are dated in pencil as 1929 which may be correct but not something I can guarantee - FOR SALE AS ONE LOT.   PLEASE VIEW OUR OTHER AUCTION & BUY IT NOW EBAY ITEMS, MORE ADDED REGULARLY - OUR FULL STOCK LIST AVAILABLE ON EBAY UK SITE.  PLEASE LEAVE FEEDBACK - BOOKMARK OUR EBAY SHOP AND RETURN OFTEN.