| 
       
      
      
      
      
      
      
      
      
     | 
    
       
      
      
      
      
      
      
      
      
     | 
    
       
      
      
      
      
      
      
      
      
     | 
    
    
       
    
     
      | 
         
       | 
      
     
      | 
       Maekawa scientific apparatus (1950)*** 
       Scientific apparatus 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Mahn & Co (1893) 
       Engineering surveying
      and scientific instruments 
       | 
      
     
      
      
      
    
    R Mailhat (Paris, France) 
     
      
    
     
      | 
         
       | 
      
     
      | 
       R Mailhat
      (1910)  
      Catalogue d’astronomie 
       | 
      
     
      
    
      
      
    L Mathieu (Paris, France) 
     
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       L Mathieu (1889)  
      Surgical equipment 
       | 
      
       Mathieu (1905)  
      Instruments de chirurgie 
       | 
      
       Mathieu (1907)  
      Instruments de chirurgie 
       | 
      
       Mathieu (1912)  
      Instruments de chirurgie 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Matthews brothers (1874)  
      Surgical instruments 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       S Maw, Son & Thompson
      (1870)  
      Surgeons instruments 
       | 
      
       S Maw, Son & Thompson
      (1882)  
      Surgeons instruments 
       | 
      
       S Maw, Son & Thompson
      (1891)  
      Surgeons instruments 
       | 
      
       S. Maw, Son & Sons (1913)  
      Surgical instruments 
       | 
      
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       S. Maw, Son & Sons (1920s)  
      Chemical apparatus (10th
      edition) 
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Mayflower (1974)  
      Telescopes 
       | 
      
     
    
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       E Mazo (1898) 
       Projection (Catalogue
      11) 
       | 
      
       E Mazo
      (1905)***  
      Appareils photographiques
      fournitures accessoires
      projections 
       | 
      
       E Mazo (1910) 
       Projection (catalogue
      46) 
       | 
      
       E Mazo (1912) 
       Appareils d’accessoires et vues pour
      la projection (catalogue 50) 
       | 
      
     
      
    
      
    TH McALLISTER (New
    York, USA) 
     
      
    
     
      | 
         
       | 
      
         
       | 
      
     
      | 
       TH McAllister (1867) 
       Stereopticons, dissolving
      view apparatus, magic lanterns 
       | 
      
       TH McAllister (1887) 
       Stereopticons,
      dissolving apparatus, magic lanterns 
       | 
      
     
      
    
      
    McALLISTER &
    Brothers (Philadelphia, USA) 
     
      
    
     
      | 
         
       | 
      
     
      | 
       McAllister & Brothers
      (1855)  
      Illustrated catalogue 
       | 
      
     
      
    
      
    William McALLISTER
    (Philadelphia, USA) 
     
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       WY McAllister (1860s)  
      Stereopticons magic lanterns 
       | 
      
       WY McAllister (1867)  
      Mathematical instruments 
       | 
      
       W McAllister (1867)  
      Optical and philosophical
      instruments 
       | 
      
       W McAllister (1869)  
      Meteorological and
      philosophical instruments 
       | 
      
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       W McAllister (1878)  
      Optical and mathematical
      instruments 
       | 
      
       W McAllister (1882)  
      Spectacles ophthalmoscopes
      meteorological instruments 
       | 
      
         
       | 
      
         
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       McIntosh Battery & Optical Company (1890) 
      Magic Lanterns 
       | 
      
       McIntosh Battery and Optical
      (1895)  
      Stereoticons sciopticons
      microscopes 
       | 
      
       McIntosh (1900) 
       Magic lanterns
      stereopticons projection apparatus 
       | 
      
       McIntosh Stereopticon Company (1915) 
       Stereopticons 
       | 
      
     
    
      
    
     
      | 
         
       | 
      
         
       | 
      
         
       | 
      
         
       | 
      
     
      | 
       Meade Instruments (1972)  
      Telescopes 
       | 
      
       Meade Instruments (1978)  
      Reflectors 
       | 
      
       Meade Instruments (1978)  
      Telescopes 
       | 
      
       Meade Instruments (1985)  
      Telescopes 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
         
       | 
      
     
      | 
       MEIJI (2000)  
      EMT heads manual 
       | 
      
       MEIJI (2000)  
      EMT heads manual 
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Menier (1860)  
      Catalogue commercial 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
         
       | 
      
     
      | 
       Merkelbach (1896) 
       Sciopticons 
       | 
      
       Merkelbach (1909) 
       Tooverlantaarns
      optische afdeeling 
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Mettler (1952)  
      Scale 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Curt W Meyer (1881)  
      Physical and chemical apparatus 
       | 
      
     
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       EB Meyrowitz (1921) 
       Ophthalmological
      apparatus surgical instruments 
       | 
      
     
      
      
      
    
      
    
     
       | 
      
     
      | 
         
       | 
      
     
      | 
       Micro Instruments (1984)  
      Microscopes 
       | 
      
     
      
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Miller Bros (1879)  
      Microscopes 
       | 
      
     
      
      
    
      
    
     
       | 
      
     
      | 
         
       | 
      
     
      | 
       William Mogey
      (1932)  
      Astronomical
      telescopes 
       | 
      
     
      
      
    
      
    
     
       | 
      
     
      | 
         
       | 
      
     
      | 
       A Molteni
      (1880) 
       Lanternes magiques (tarif
      39) 
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       H Morin (1911)***
       
      Instruments de precision 
       | 
      
     
      
    
      
    V. MUELLER & Co (Chicago, USA) 
     
      
    
     
      | 
         
       | 
      
     
      | 
       V Mueller (1911)  
      Surgical instruments 
       | 
      
     
      
      
    
      
    
     
      | 
         
       | 
      
     
      | 
       Richard Muller Uri (1909)  
      Apparate instrumente
      un utensilie 
       | 
      
     
      
      
      
    ***Catalogue hosted at the Conservatoire
    Numérique des Arts et Métiers (Le CNUM – CNAM; https://cnum.cnam.fr/thematiques/fr/catalogue_general/cata_auteurs.php)
     
      
     |