|  Optimization: A SE Indiana Example by Van Reidhead 1981
|  | £14.53
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| |  | £7.48
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| | | £1.61
| £6.05 From USA | | | |
| | | £1.03
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| Volume IV Extra Number 3 May 1927
| | £52.68
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| | | £9.83
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| | | £1.03
| £14.30 From USA | | | |
| Edited by Gayle Thornbrough 1961
| | £10.42
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| | | £1.61
| £6.05 From USA | | | |
| | | £8.66
| £6.56 From USA | | | |
| | | £8.66
| £12.37 From USA | | | |
| | | £5.14
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| | | £8.66
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| | | £23.33
| £11.40 From USA | | | |
| Memoirs of Noah J. Major
| | £82.03
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| | | £6.90
| £10.43 From USA | | | |
| | | £11.59
| £5.59 From USA | | | |
| | | £2.79
| £12.37 From USA | | | |
| | | £5.14
| £7.98 From USA | | | |
| | | £4.55
| £7.01 From USA | | | |
| | | £5.14
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| | | £146.59
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| | | £7.48
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| | | £4.55
| £7.98 From USA | | | |
| Written by Duane De Paepe 1959
| | £17.46
| £6.56 From USA | | | |
| | | £17.46
| £6.56 From USA | | | |
| | | £1.03
| £4.11 From USA | | | |
| | | £1.61
| £4.11 From USA | | | |
| | | £2.20
| £4.11 From USA | | | |
| | | £3.96
| £8.95 From USA | | | |
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