Roodepoort Museum Crossword puzzle

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Across
  1. 2. the system whereby you exchange goods or services for other goods or services without using money?
  2. 3. a person who makes and repairs iron things by hand?
  3. 7. a place where old things are kept, displayed and researched?
  4. 12. colourless, odourless, tasteless gas is essential to all living organisms?
  5. 13. right 21 March
  6. 15. the name of Mr. Geldenhuys’s farm
  7. 16. a violently rotating column of air touching the ground, usually attached to the base of a thunderstorm?
  8. 19. surname of the man Mr. Louw Geldenhuys invited to come and look for gold on his farm?
  9. 20. grain you need to make cake flour with
  10. 22. proper name for “pudding stone” (the rock that contains gold)?
  11. 24. name of greater area known as before the cities of Roodepoort and Johannesburg was established
Down
  1. 1. an old-fashioned record player/turntable?
  2. 4. the machine you use to make butter with
  3. 5. the big city that developed after gold was discovered on the farm Langlaagte in 1886?
  4. 6. old people us it to make soap and candles with
  5. 8. the invention changed the way people lit their homes during the 1920s?
  6. 9. colourless, oudorless, toxic and highly flammable gas can gold miners encounter when they work deep underground?
  7. 10. day 24 September
  8. 11. mode of transport was used most often in the 1800s to transport goods?
  9. 14. pyrite proper name for “fools gold”
  10. 17. dung old people use it to make smooth and dust free mud floors?
  11. 18. device that blows strong blasts of air to help a fire burn?
  12. 21. metal that was discovered in Roodepoort in 1884
  13. 23. chemical symbol for gold