| Category | Sub-Categories | Boards |
| Mining | 4 | 1 |
| Transportation | 1 | 14 |
| Board | Threads | Messages | Last Post |
| Actors | 2 | 3 | 18 Apr 2015 |
| Apothecaries | 2 | 2 | 24 Apr 2004 |
| Arkansas Sawmills | 55 | 108 | 3 Jan 2015 |
| Artists | 1 | 1 | 25 Mar 2014 |
| Bakers | 1 | 1 | 2 Jun 2011 |
| Brewery Workers | 15 | 25 | 24 May 2012 |
| Brick Manufacturers | 19 | 40 | 27 Oct 2012 |
| Bricklayers | 0 | 0 | 28 Jul 2011 |
| British Mariners | 176 | 511 | 26 Mar 2015 |
| British Silent Film Industry | 2 | 11 | 28 Feb 2012 |
| Buffalo Hunters | 5 | 6 | 20 Jul 2009 |
| Butchers | 0 | 0 | 3 Jun 2013 |
| Celebrity Connections | 2 | 2 | 24 Aug 2014 |
| Cherokee Strip Live Stock Association | 7 | 7 | 13 May 2015 |
| Cigar Makers | 1 | 1 | 18 Jul 2013 |
| Clergymen | 6 | 7 | 24 Jun 2012 |
| Coastguard, Revenue Service in UK and Ireland | 56 | 145 | 15 May 2015 |
| Dentists | 37 | 44 | 10 May 2014 |
| Doctors | 5 | 10 | 7 Dec 2014 |
| Electrician | 1 | 1 | 27 Dec 2012 |
| English Painters | 1 | 1 | 11 Nov 2012 |
| Firefighters | 1 | 1 | 5 Feb 2014 |
| Genealogy Certification | 6 | 10 | 18 Jul 2013 |
| Georgia sawmills | 3 | 3 | 21 Nov 2006 |
| Glass & Crystal Makers | 78 | 408 | 29 Jan 2015 |
| Glass Workers | 0 | 0 | 10 Jun 2013 |
| Goldseekers | 21 | 61 | 17 Jan 2014 |
| grain elevator,shakelford, mo | 0 | 0 | 25 Feb 2013 |
| Great Lakes Mariners | 3 | 10 | 15 Jan 2011 |
| Gunsmiths | 0 | 0 | 12 Jun 2015 |
| Harness Makers | 14 | 31 | 25 Jun 2015 |
| IL Canal | 4 | 15 | 16 Sep 2012 |
| Journalists | 0 | 0 | 27 Jun 2013 |
| Librarians | 5 | 5 | 2 Aug 2015 7:11PM GMT |
| Merchant Navy | 9 | 18 | 14 Mar 2015 |
| Merchants | 1 | 2 | 15 Mar 2014 |
| Midwives | 3 | 3 | 22 Sep 2014 |
| Mills | 0 | 0 | 8 May 2015 |
| Musicians | 14 | 35 | 21 May 2014 |
| New York City Firefighters | 2 | 3 | 21 Jul 2014 |
| New York City Police | 38 | 135 | 17 Apr 2014 |
| Nurses | 11 | 18 | 12 Jun 2015 |
| Pennsylvania Iron and Steel | 63 | 192 | 8 Jun 2015 |
| Photographers | 1 | 1 | 11 Aug 2014 |
| Photographers in Indiana | 16 | 56 | 11 Aug 2012 |
| Pony Express Riders | 32 | 104 | 20 Jul 2015 |
| Rodeos and Wild West shows | 20 | 105 | 8 Sep 2014 |
| Royal Canadian Mounted Police | 5 | 5 | 3 Aug 2010 |
| Scottish Merchant Marines | 0 | 0 | 17 Aug 2012 |
| Seafarers of New England | 154 | 257 | 16 Apr 2015 |
| Seafarers of Nova Scotia | 257 | 477 | 16 Jul 2014 |
| Servants | 3 | 9 | 14 Apr 2014 |
| Shipwrights | 3 | 7 | 26 Dec 2011 |
| Shoemakers | 64 | 216 | 13 Feb 2015 |
| South Carolina Artisans & Mechanics | 1 | 1 | 28 Feb 2009 |
| Steelworkers | 0 | 0 | 15 Dec 2010 |
| Stonemasons | 15 | 35 | 25 Oct 2014 |
| Teachers | 15 | 24 | 10 Apr 2015 |
| Teamsters | 1 | 1 | 27 Aug 2013 |
| Texas Rangers (Lawmen) | 94 | 209 | 28 Jun 2015 |
| Theater | 200 | 495 | 26 Jul 2015 |
| Trucking | 0 | 0 | 27 Feb 2013 |
| U.S. Marshals | 53 | 137 | 3 Jul 2013 |
| U.S. Postmasters | 36 | 71 | 4 Dec 2012 |
| United Kingdom Police | 28 | 76 | 4 May 2015 |
| Veterinary | 5 | 13 | 17 Aug 2011 |
| Victuallers | 4 | 6 | 31 Mar 2013 |
| Violin Makers | 28 | 68 | 17 May 2015 |
| Watch and Clock Makers | 5 | 8 | 4 Jan 2014 |
| Whaler | 1 | 1 | 23 Apr 2012 |
| Woodworkers | 18 | 36 | 19 Jan 2015 |
| Cattle Drivers | 1 | 1 | 9 Aug 2013 |
| Circus - Vaudeville | 506 | 1455 | 20 Jul 2015 |
| Occupations (General) | 953 | 2642 | 7 Jul 2015 |
| Watchmakers | 5 | 5 | 2 Aug 2010 |