- 1 Macready, Catherine Frances Birch, 1835-1869
- 17 Macready, William Charles, 1793-1873
- 1 Macready, William Charles, 1832-1871
- 2 Macrone, John, Mrs.
- 1 Madagascar
- 1 Madden, Richard Robert, 1798-1886
- 14 Madeira
- 1 Madeira Hill & Co. Coal
- 1 Madison Spinning Co.
- 1 Madison, Wisconsin
- 1 Madonna of San Sisto (Sculpture)
- 1 Madonnas
- 1 Madrid, Spain
- 28 Magazine publishing industry
- 6 Magazines (periodicals)
- 8 Magdalen Society
- 1 Magee Furnace Co.
- 1 Magee's Stationary Store
- 3 Magi
- 35 Magi - Adoration
- 3 Magi - Before Herod the Great
- 2 Magi - Dream
- 3 Magi - Journey
- 10 Magic
- 1 Magic & Electric Hair Curler Co.
- 3 Magistrates
- 2 Magnification
- 1 Magnifying glasses
- 2 Magnolias
- 1 Magoffin, W.H. & Strain, Oil Dryer Factory
- 3 Magoffin, W.H. Atlantic Drier & Varnish Co.-Tacony Soap Co.
- 1 Maguire & Co. General Insurance Agents Bicycle Insurance (Firm)
- 1 Maha?bata K?h?a?m? K?h?a?na-e-K?h?a?na?m?, 1570-1634
- 2 Maharaja Rajit
- 1 Mahi & Gustave (Firm)
- 1 Mahoney, John T., Architect
- 2 Maḥzor
- 3 Mail
- 1 Mail trucks
- 30 Mailboxes
