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Available online: Yes
Type of material: Textual material
Subject heading: Inventions
Showing 1 - 5 of 5 filtered results
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  1. 1
    p. 186549
    4 digital object(s)

    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 07, 1883

    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    540457
    Date:
    March 07, 1883
    Source:
    Private
    Reference:
    MG26-A, Volume number: 392, Microfilm reel number: C-1760
    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 07, 1883. Inventions - Radio Transmission
  2. 2
    p. 238875
    2 digital object(s)

    [Correspondence] [textual record] Macdonald, John Alexander Correspondence December 10, 1889

    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    528544
    Date:
    December 10, 1889
    Source:
    Private
    Reference:
    MG26-A, Volume number: 480, Microfilm reel number: C-1798
    [Correspondence] [textual record] Macdonald, John Alexander Correspondence December 10, 1889. Inventions
  3. 3
    p. 55348
    2 digital object(s)

    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 09, 1889

    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    497804
    Date:
    March 09, 1889
    Source:
    Private
    Reference:
    MG26-A, Volume number: 134, 134/X1, Microfilm reel number: C-1560
    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 09, 1889. Railways - Government Ownership Railways - Government Inventions 
  4. 4
    p. 206706
    3 digital object(s)

    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 29, 1886

    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    560471
    Date:
    March 29, 1886
    Source:
    Private
    Reference:
    MG26-A, Volume number: 424, Microfilm reel number: C-1775
    [Correspondence] [textual record] Macdonald, John Alexander Correspondence March 29, 1886. Inventions - Farm Machinery
  5. 5
    p. 25282
    3 digital object(s)

    [Correspondence] [textual record] Macdonald, John Alexander Correspondence May 06, 1881

    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    526399
    Date:
    May 06, 1881
    Source:
    Private
    Reference:
    MG26-A, Volume number: 61, Microfilm reel number: C-1509
    [Correspondence] [textual record] Macdonald, John Alexander Correspondence May 06, 1881. Fenians - Surveillance Inventions - Steam Motor
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