| 11. | Mormon Helping Hands operates under the direction of local bishops.
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| 12. | In 1885 Baumann purchased a hand operated biscuit machine for ?5 from another baker, Plowright.
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| 13. | A central jack is powered by hand operated hydraulics.
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| 14. | In larger bridges, engines control the span's movement, though the Maroochy bridge is hand operated.
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| 15. | In small boats the pump is often hand operated.
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| 16. | In 1925, a hand operated windshield wiper was added.
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| 17. | The "'blood pump "'was patented in 1855 by Porter and Bradley and was hand operated.
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| 18. | Hand operated points and semaphore signals, operated by Trafford Park junction signal box, remained until closure.
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| 19. | At 12 he spent some of his savings to buy a small hand operated printing press.
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| 20. | In cooler wetter areas pulling is the preferred method and hand operated broom pullers are available.
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