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Comprehensive Index to the Publications of the United States Government, 1881-1893, Volume 1.
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Index to publications "issued during the period covered by the Forty-seventh to the Fifty-second Congresses, inclusive, printed either by order of Congress, or by the several Executive Departments of the Government."--p. iii
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Comprehensive Index to the Publications of the United States Government, 1881-1893, Volume 2.
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Index to publications "issued during the period covered by the Forty-seventh to the Fifty-second Congresses, inclusive, printed either by order of Congress, or by the several Executive Departments of the Government."--p. iii of vol. 1