The Edward T. LeBlanc Memorial Dime Novel Bibliography

Item - "X. Y. Z." A Thrilling Detective Story in Four Parts

Known Editions

Boys of New York edition (in Boys of New York #792)
Boys of New York edition (in Boys of New York #793)
Boys of New York edition (in Boys of New York #794)
Boys of New York edition (in Boys of New York #795)

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