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Expired
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John Thompson Steele
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Individual
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Individual
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Publication of GB190321569ApublicationCriticalpatent/GB190321569A/en
21,569. Steele, J. T. Oct. 7. Indexing.-A thumb - index is provided in ledgers and the like by inserting stouter leaves with projecting tabs at intervals, the tabs being marked on both sides. The tab sheets may be bound in the book, or inserted afterwards.
GB190321569D1903-10-071903-10-07Improvements in or applicable to Ledgers, Indexes, Atlases and the like.
ExpiredGB190321569A
(en)