When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Surface (topology) - Wikipedia

    en.wikipedia.org/wiki/Surface_(topology)

    The term surface used without qualification refers to surfaces without boundary. In particular, a surface with empty boundary is a surface in the usual sense. A surface with empty boundary which is compact is known as a 'closed' surface. The two-dimensional sphere, the two-dimensional torus, and the real projective plane are examples of closed ...

  3. South African Class 3B 4-8-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_3B_4-8-2

    The South African Railways Class 3B 4-8-2 of 1912 was a steam locomotive. In 1912, the South African Railways took delivery of ten Class 3B steam locomotives with a 4-8-2 Mountain type wheel arrangement which had been ordered by the Natal Government Railways the year before.

  4. South African Class GCA 2-6-2+2-6-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_GCA_2-6...

    The South African Railways Class GCA 2-6-2+2-6-2 of 1927 was an articulated steam locomotive. In 1927, the South African Railways placed thirteen Class GCA Garratt articulated steam locomotives with a 2-6-2+2-6-2 Double Prairie type wheel arrangement in branch line service.

  5. South African Class 12 4-8-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_12_4-8-2

    The Class 12 locomotives introduced a new Type MP1 tender with a coal capacity of 10 long tons (10.2 tonnes) and a water capacity of 4,250 imperial gallons (19,300 litres). This marked the introduction of a standard tender type which, with few modifications, was eventually to be used on all the Hendrie-designed locomotives.

  6. South African Class 11 2-8-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_11_2-8-2

    [3] [10] The 2-8-2 Mikado type was rare in SAR service, the Class 11 and the narrow gauge Class NG15 Kalahari being the only South African Mikado types to be built in quantity. Apart from these, the SAR had the temporary use on lease of a few Katanga Mikados to alleviate a locomotive shortage during the First World War. [6] [10] [11]

  7. South African Class 16B 4-6-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_16B_4-6-2

    Class 16B as built with a Belpaire firebox ♥ Class 16CR rebuilt with a Watson Standard boiler ♣ Steel firebox – ♦ Copper firebox: Power type: Steam: Designer: South African Railways (D.A. Hendrie) Builder: North British Locomotive Company: Serial number: 21492-21501: Model: Class 16B: Build date: 1917: Total produced: 10

  8. South African Class 16 4-6-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_16_4-6-2

    The South African Railways Class 16 4-6-2 of 1914 was a steam locomotive. In 1914, the South African Railways placed twelve Class 16 steam locomotives with a 4-6-2 Pacific type wheel arrangement in passenger train service.

  9. South African Class 15 4-8-2 - Wikipedia

    en.wikipedia.org/wiki/South_African_Class_15_4-8-2

    The South African Railways Class 15 4-8-2 of 1914 was a steam locomotive. In 1914, the South African Railways placed ten Class 15 steam locomotives with a 4-8-2 Mountain type wheel arrangement in service.

  1. Ad

    related to: surface area and volume class 10 13.2