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Normal X-rays of a 31 year old male:

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  Right foot, dorsoplantar
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  Right foot, oblique
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  Weight-bearing right foot, lateral
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  Left elbow, 30 degrees internal oblique
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  Left elbow, anteroposterior
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  Left elbow, lateral
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  Left hand, dorsoplantar
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  Left hand, lateral
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  Left hand, oblique
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  Left wrist, dorsoplantar
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  Left wrist, lateral
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  Right knee, anteroposterior
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  Right knee, lateral (with minimal patellar osteophyte)
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  Patella, slightly skew skyline