How to Work It: A Manual for the Use of the Ben Day Rapid Shading Mediums and Its Registry Attachments. E-book. Formato PDF Benjamin Day   -  Forgotten Books, 2017  - 

This principle is illustrated in Figure 5. Here we see the machine resting on the table outside the work with the side-rods D D elevated and drawn out to their fullest extension, so that the film is carried over the stone by what is practically a flying frame. This adjustment is accomplished as follows.

Index to the Linnean Herbarium: With Indication of the Types of Species Marked by Carl Von Linné. E-book. Formato PDF Benjamin Daydon Jackson   -  Forgotten Books, 2017  - 

In order in some measure to meet the wishes expressed, the Council sanctioned the printing of a catalogue Of generic names in the Linnean Herbarium in the original sequence, with the number Of the sheets under each, followed by an alphabetical index, and preceded by an account Of an enumeration by Linné himself of the plants possessed by him in 1755; advance copies were printed and distributed before the 23rd May, 1907, and reissued in the Proceedings in October of that year.