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Howard Platt: Savannah sparrow
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Howard Platt: Chipping sparrow sex
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Howard Platt: Vesper sparrow
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Howard Platt: Chipping sparrow
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Howard Platt: Golden crowned sparrow
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Howard Platt: Fox sparrow
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Howard Platt: Song sparrow
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Howard Platt: Lincoln's sparrow
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Howard Platt: Lincoln's sparrow
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Howard Platt: Striped-headed sparrow
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Howard Platt: House sparrow, female
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Howard Platt: Striped headed sparrow
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Howard Platt: Fox sparrow
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Howard Platt: Song sparrow
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Howard Platt: White crowned sparrow
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Howard Platt: Savannah sparrow
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Howard Platt: Fox sparrow
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Howard Platt: Golden-crowned sparrow