Here's an update :

Serial No Whereabouts
128 County Durham, England
198 Fairfield, ME, US
235
312
329 Northwest Territories, Canada
430
431 Holts June '21
434 Wyoming, USA
450 Gavin Gardiner April '21
457 Holts Mar '19
485 Holts Mar '15
494 Bonhams 4/10
497 Holts Mar '18
523 Sotheby's Dec '88
538 Indiana, USA
555
588 Australian Antique Arms Auctions
604 England
657 Holts June 2019
687 Bonhams July 2004
704 Gavin Gardiner April '21
718 James Julia spring '10
719 Huddersfield, West Yorkshire
736 East Yorkshire
757 Holts Sept 2019
779 AHRMOTD
824 New Hampshire, USA
861 Colorado, USA
967 Edinburgh
985 Bonhams 11/14
999 Guns International 4/18
1071 Texas, USA
1088 Guns International
1105 Bonhams 4/11
1168 Antony Cribb Ltd
1187 Kalamazoo, MI, USA
1214 James Julia Oct '15
1282 Northwest Territories, Canada
1290 1291 Sotheby's Mar '87
1312 James Julia spring '08
1345 Wisconsin, USA
1368 William Larkin Moore
1369 Christie's Dec '98
1378 Gavin Gardiner April '21
1421 James Julia fall '14
1445 Australian Antique Arms Auctions
1465 Edinburgh, Scotland
1516 Holts March 2019
1559 Holts Dec 2015
1561
1571
1606 James Julia spring '08
1628 North Dakota, US
1653 Giles Marriott
1671 Australia
1710 Slovakia ?
1742 Newfoundland, Canada
1749 Bonhams 8/04
1758 Holts Sept '21
1759
1770 Holts Dec '06
1779 Christies Mar '02
1794
1831 gunsinternational.com
1871 Bonhams July 2004
1922
1923 Sotheby's Apr '89
1926 see 431
2002 Holts Sep '07
2038 CT Firearms, Berlin USA Apr '21
2071
2098 Northwest Territories, Canada
2134 gunsinternational.com
2153 Italy
2170 Sotheby's 2001
2206 Holts Sep '06
2227 Arizona, USA
2311 BC, Canada
2322 Sotheby's Aug '02
2326 Holts Mar '07
2368 Wisconsin, USA
2375 James Julia spring '12
2393 Colorado, USA
2468 US
2474
2484
2548 James Julia Apr '17
2584 Virginia, USA
2603
2605 Wales
2683 Bertram & Co.
2708 Holts Dec 2018
2733 James Julia
2758 Bonhams July 2004
2817 Colorado, USA
2858 Guns International
2897 Herning, Denmark
2915 Gavin Gardiner Aug 2016
2977 Holts Dec 2015
2982 Holts Mar '16
3021 North Yorkshire
3035 James Julia Apr '17
3045 Australia
3048 Christie's Dec '06
3114 CT Firearms, Berlin USA Oct '20
3132 James Julia Mar '15
3149 Arizona, USA
3157 BC, Canada
3185 Colorado, USA
3210 James Julia Oct '17
3222 Peter Wilson sale
3240
3285 James Julia fall '09
3302 Colorado USA
3306 Amoskeag auction 11/'19
3307 Amoskeag auction 11/'19
3316 James Julia fall '11
3339 Savannah, Georgia, USA
3377 Bonhams May 2000
3410 Christie's Apr '99
3490 Norway
3585 Young's Auctions
3609 Christie's Sept '99
3622 gunsinternational.com
3654 James Julia spring '13
3686 Atlanta Georgia, USA
3687
3688
3766 Finland
3809 Australia
3812
3814 gunsinternational.com
3863 Massachusetts USA
3884
3887 Gavin Gardiner April '21
3904
3932 Muskegon, Michigan, USA
3990 3991 Christie's Mar '02
4031
4060 Montana, USA
4017
4018 Plymouth
4031 Colorado, USA
4195 Holts Sept '19
4209 Bonhams Nov '19
4244 South East Kansas, USA
4257 Ontario, Canada
4402 Holts Mar '15
4463 Sotheby's Aug '03
4509 Christie's Nov '95
4511 Colorado, USA
4577
4609 Colorado, USA
4621 Australia
4645 Holts Mar '20
4661 Indiana, USA
4662 Museum of Edinburgh
4666 Gloucestershire
4687 Holts Jun '07
4757 Holts Sept '20
4771 & 4772
4826 Rock Island Auction late '20
4874
4884 Colorado
5039 Fredericksburg, Virginia USA
5048 Sotheby's Aug '05
5071 Australian Antique Arms Auctions
5102 Colorado, USA
5116 Atlanta Georgia, USA
5123 Colorado, USA
5142 Michigan, USA
5152 Guns International
5163 Christie's Dec '98
5218 Georgia, USA
5229 Northwest Territories, Canada
5273 Guns International
5289 Plymouth
5293 Oklahoma, USA
5298 England
5303
5333 Scotland
5373
5393 Luper Auction Dec '19
5444 Wisconsin, USA
5493 Wisconsin, USA
5495
5469 Holts Mar '11
5500 Hermann Historica auction, Munich Nov '18
5529 Colorado, USA
5554 Holts Dec '15
5556 Fredericksburg, Virginia USA
5589
5619 Colorado, USA
5627 Australian Antique Arms Auctions
5629
5657 Sotheby's Aug '04
5660 Christie's Nov '95
5693 Finland
5672 Georgia, USA
5701 USA
5702 USA
5747 Guns International
5752 Gavin Gardiner Dec '07
5767 Holts Sept '21
5798
5816 New York State, USA
5828 Wisconsin, USA
5834 Rock Island auction
5840 Denmark
5852 Colorado, USA
5866 Bonhams 12/05
5871 5872 Christie's Sept '99
5905 Guns International
5923 Luper Auction Dec '19
5929 gunsinternational.com
5940 Sotheby's Apr '89
5956 Fredericksburg, Virginia USA
5960 Finland
5977 Harrisburg USA
5987 Rock Island auction
6002 Bryanston, South Africa
6036 James Julia fall '09
6041 Christie's Dec '06
6050 Peter Wilson June '20
6083 Wisconsin, USA
6088 New Zealand
6097 James Julia spring '09
6115 Virginia, USA
6120 Georgia, USA
6123 Holts Dec '17
6160 WA, USA
6174 Bonhams Nov 2006
6181 USA
6198 Wisconsin, USA
6234 Fredericksburg, Virginia USA
6277 Virginia, USA
6279 Gloucestershire
6284 Plymouth
6310 Hawaii
6311 Denmark
6354 Hyderabad, India 500-032
6408 gunsinternational.com
6410 Wisconsin, USA
6413 James Julia Apr '17
6418 Nelson, New Zealand
6449 Virginia, USA
6470 Canada
6473 James Julia Oct '13
6476 Wyoming, USA
6499 Oregon, USA
6507
6510 Guns International
6538
6549 Victoria
6579 Wisconsin, USA
6580 El Dorado Hills, California, USA
6637 Pennsylvania, USA
6639 Colorado, USA
6665 Wisconsin, USA
6673 Australia
6677 Australia
6679 USA
6681 Sainte-Brigitte-de-Laval, Canada
6685 Germany
6687
6701 Australia
6753 Gavin Gardiner Dec '07
6767 Christie's Dec '98
6774 Gavin Gardiner Dec '19
6803 Peter Wilson June '20
6808 Holts Dec '15
6811 Bonham's Nov 2000
6812 CT Firearms, Berlin USA Apr '21
6813
6814 Christie's Sept '99
6843 South Carolina, USA
6865 James Julia fall '09
6892 UK
6898 Holts Mar '16
6911 Vintage Doubles in Wenatchee, Washington State USA
6927 James Julia fall '14
6928 Sotheby's Oct '90
6945 Oregon, USA
6955 Bonhams SF, 6/16
7013
7037 Wisconsin, USA
7039 Holts Dec '19
7043 Guns International
7047 Holts Mar '16
7055 Las Vegas, NV, USA
7056
7092 New York, USA
7093 New York, USA
7094 Denmark
7113 & 7114 Guns International
7140 North Yorkshire
7150 Guns International
7215 Devon
7221 7222 in old catalogue 1982
7340 Christie's Jul '94
7355 Holts Mar '19
7433 Manchester, NH, US
7457
7669 Newfoundland, Canada
7698 Bryanston, South Africa
7709
7755 Museum of Edinburgh
7765 Gavin Gardiner sale
7894 US
7897 Bonhams Sept 1999
7984 Rock Island Auction April '18
8010 Gavin Gardiner sale
8048 Rock Island Auction April '18
8204
8343 Bonhams Sept 1999