I will post this here and on the big bores forums. Found a gunshop with a fair amount of Kynoch, 1950's-60's era loaded ammunition and some bullets for sale. If you have need PM me.
1. 375+ bullets Kynoch .500/465 480gr cardboard boxes of 100 box says Metal Covered Solid Bullets, typed labels.
CAnnelure about 1/8" from base of bullet. $100 per box of 100.

2. 100 rounds of Kynoch .450/400 3" loaded ammunition, $600 per pack of 10 five round boxes in wrapper.

3. one each, sealed 20 round tins of 318WR and .500/465 price unknown at this time.

4. several cardboard 5-round packs of Kynoch .500/450 2 3/4 BPE. Bullets are paper-patched.
4B. a couple boxes of .500/450 3 1/4" case ammunition.

5. Maybe 100 rounds of Holland's 240 flanged Nitro Express, boxes are marked "for double rifles".

PM me if you are interested and I will put you in touch with the seller.

regards,

Rich
DRSS

PM sent

PM sent.