3. General Correspondence
- UPWC 180/11 Folder : Lub - Lut (+ Lister) 1908-1910
- UPWC 180/12 Folder : Le, Lu 1908-1910
- UPWC 180/13 Folder : Ly 1908-1910
- UPWC 180/14 Folder : Ly 1908-1910
- UPWC 181/01 Folder : Lan - Law 1908-1910
- UPWC 181/02 Folder : Lap - Law 1908-1910
- UPWC 181/03 Folder : Lea - Lee 1908-1910
- UPWC 181/04 Folder : Lea - Lei 1908-1910
- UPWC 181/05 Folder : Lem - Leq 1908-1910
- UPWC 181/06 Folder : Moe - Mon 1909-1910
- UPWC 181/07 Folder : Mod - Mon 1908-1909
- UPWC 181/08 Folder : Mul - Mus 1908-1910
- UPWC 181/09 Folder : Mul - Mus (+ McCloskey) 1908-1909
- UPWC 181/10 Folder : Mul - Mur 1908-1909
- UPWC 181/11 Folder : Mul - Mur (+ Mo) 1908-1909
- UPWC 182/01 Folder : Mac 1908-1909
- UPWC 182/02 Folder : Mey 1908-1910
- UPWC 182/03 Folder : Men, Metcalf, Merrill 1909-1910
- UPWC 182/04 Folder : Mer - Met (+ Meikle) 1908-1909
- UPWC 182/05 Folder : Mec - Mel 1908-1910
- UPWC 182/06 Folder : Mic - Mit 1908-1910
- UPWC 182/07 Folder : Mic - Mil 1909-1910
- UPWC 182/08 Folder : Mic - Mil 1908-1909
- UPWC 182/09 Folder : Mos - Moz (+ Maulinier, May) 1908-1910
- UPWC 182/10 Folder : Mov - Mau (+ Espy) 1908-1910
- UPWC 182/11 Folder : Mol - Mor 1908-1910
- UPWC 182/12 Folder : McG 1908-1910
- UPWC 182/13 Folder : McG 1908-1910
- UPWC 182/14 Folder : McD 1908-1910
- UPWC 182/15 Folder : McD 1909-1910
- UPWC 183/01 Folder : McL 1908-1910
- UPWC 183/02 Folder : McK (+ McHugh) 1908-1910
- UPWC 183/03 Folder : McC 1908
- UPWC 183/04 Folder : McD 1908-1910
- UPWC 183/05 Folder : McG 1908-1910
- UPWC 183/06 Folder : McH - McI 1908-1910
- UPWC 183/07 Folder : McA 1908-1910
- UPWC 183/08 Folder : McBride 1908-1910
- UPWC 183/09 Folder : McCu (+ McDonell, McGuane) 1909-1910
- UPWC 183/10 Folder : McClurg (+ McCo, McH) 1908-1910
- UPWC 183/11 Folder : McClurg 1908-1910
- UPWC 183/12 Folder : McConlogue 1908-1910
- UPWC 183/13 Folder : McCl - McCo 1908-1910
- UPWC 183/14 Folder : McCa 1908-1910
- UPWC 184/01 Folder : McK (+ McDeon) 1910
- UPWC 184/02 Folder : McL 1908-1910
- UPWC 184/03 Folder : McM 1908-1910
- UPWC 184/04 Folder : McP (+ McMahon, McLaughlin) 1908-1910
- UPWC 184/05 Folder : McN (+ MacN, McHugh) 1908-1910
- UPWC 184/06 Folder : McP (+ McQueen) 1908-1910
- UPWC 184/07 Folder : McS (+ McKee) 1908-1910
- UPWC 184/08 Folder : McV 1908-1910
- UPWC 185/01 Folder : Na 1908-1909
- UPWC 185/02 Folder : Neb - Nel 1908-1909
- UPWC 185/03 Folder : Nes - New 1908-1910
- UPWC 185/04 Folder : Ni 1908-1909
- UPWC 185/05 Folder : Nob - Nol 1908-1909
- UPWC 185/06 Folder : Nor - Not 1908-1909
- UPWC 185/07 Folder : Nou - Now 1908-1909
- UPWC 185/08 Folder : Nu - Ny 1908-1909
- UPWC 185/09 Folder : O'B 1908-1909
- UPWC 185/10 Folder : O'C 1908-1909
- UPWC 185/11 Folder : O'D - O'M 1908-1909
- UPWC 185/12 Folder : O'N - O'S (+ O'Donnell) 1908-1909
- UPWC 185/13 Folder : O'D - O'M 1908
- UPWC 185/14 Folder : O'N - O'S 1908-1909
- UPWC 185/15 Folder : Ob - Os 1908-1909
- UPWC 186/01 Folder : Os - Ox 1908-1910
- UPWC 186/02 Folder : Pra - Pre 1908-1910
- UPWC 186/03 Folder : Pri - Pry (+ Par) 1908-1910
- UPWC 186/04 Folder : Pea 1908-1910
- UPWC 186/05 Folder : Pee - Pen 1908-1910
- UPWC 186/06 Folder : Per 1908-1910
- UPWC 186/07 Folder : Pet 1908-1910
- UPWC 186/08 Folder : Pettingboone Brothers Manufacturing Co. 1908-1910
- UPWC 186/09 Folder : Pet - Pf 1909-1910
- UPWC 186/10 Folder : Phe - Pho (+ J.P. Peurrung) 1908-1910
- UPWC 186/11 Folder : Pi 1908-1911
- UPWC 186/12 Folder : Pl 1909-1910
- UPWC 186/13 Folder : Poi - Pow 1910
- UPWC 186/14 Folder : Pot - Pow (+ J.J. Prendergast) 1908-1909
- UPWC 186/15 Folder : Que - Qui 1910
- UPWC 186/16 Folder : Qui 1909-1910
- UPWC 187/01 Folder : Pal - Pap (+ Paine, Page, Pace) 1908-1910
- UPWC 187/02 Folder : Pat - Pau 1908-1910
- UPWC 187/03 Folder : Paq - Par (+ Paul's Ink Co.) 1908-1910
- UPWC 187/04 Folder : Rob 1908-1909
- UPWC 187/05 Folder : Roa - Roh 1908-1910
- UPWC 187/06 Folder : Rol - Rom (+ F. Rosso) 1908-1910
- UPWC 187/07 Folder : Ros - Roy 1908-1910
- UPWC 187/08 Folder : Ru 1908-1910
- UPWC 187/09 Folder : Ryan (+ Ignacio Ramirez) 1908-1910
- UPWC 188/01 Folder : Rab - Ram 1908-1910
- UPWC 188/02 Folder : Ram - Ray 1908-1910
- UPWC 188/03 Folder : Reu - Rey 1909-1910
- UPWC 188/04 Folder : Rem - Rep 1908-1910
- UPWC 188/05 Folder : Rei (+ Reed, A.M. Lee) 1908-1910
- UPWC 188/06 Folder : Rea - Ree (+ Rei, Rey) 1908-1910
- UPWC 188/07 Folder : Rh 1909-1910
- UPWC 188/08 Folder : Ric 1908-1910