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![Descriptive Index [afterw.] Chronological And Descriptive Index Of Patents Applied For And Patents Granted, By B. Woodcroft on Hardback by Patent Office](https://d3fa68hw0m2vcc.cloudfront.net/images/autosize/46945480.jpeg?width=228&height=285&format=jpeg "Descriptive Index [afterw.] Chronological And Descriptive Index Of Patents Applied For And Patents Granted, By B. Woodcroft on Hardback by Patent Office")
![Descriptive Index [afterw.] Chronological And Descriptive Index Of Patents Applied For And Patents Granted, By B. Woodcroft by Patent Office](https://d3fa68hw0m2vcc.cloudfront.net/images/autosize/47394081.jpeg?width=228&height=285&format=jpeg "Descriptive Index [afterw.] Chronological And Descriptive Index Of Patents Applied For And Patents Granted, By B. Woodcroft by Patent Office")
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