L
Lasser, Joseph R.
Legend Numismatics
Lydia Cappadocia [ANS Garrett papers, box 12, card indexes], T. Harrison and John Work Garrett
M
Magoffin, R.V.D., 1930 [ANS Garrett papers, box 8, folder 11], T. Harrison and John Work Garrett
Martin (Robert) Notebooks on Connecticut Coppers
Martin, Robert Michael
Massachusetts Historical Society, 1932 [ANS Garrett papers, box 8, folder 12], T. Harrison and John Work Garrett
McCloskey, John William
Mehl, Benjamin Max
Mercantile Money Museum
Merchant's and Manufacturers Bank of Pittsburgh
Mickley, Joseph Jacob
mint proof sets, 1879-1888 [ANS Garrett papers, box 7, folder 13], T. Harrison and John Work Garrett
mint proof sets, 1915 [ANS Garrett papers, box 7, folder 12], T. Harrison and John Work Garrett
Missouri Numismatic Society
Mitchelson, Joseph C.
Mitten, Arthur G.
Mooney (Glenn A.)
Mooney, Glenn Alfred
Mossman, Phil
Mysia [ANS Garrett papers, box 12, card indexes], T. Harrison and John Work Garrett
N
Nachf, Otto H.
National & World Paper Money Convention
National Numismatic Collection
National Numismatic Collection (Certified Currency Proofs)
Nelson, Vernon, Eric P. Newman
Nepalese to Turkish [ANS Garrett papers, box 19, card indexes], T. Harrison and John Work Garrett