Technology 2/10

3 min read

Files and Sandpaper

Eleven Roman files, as shown in Henry C. Mercer's "Ancient Woodworking Tools" Excerpted from The Chronicle Vol. 1 no. 13, September 1935...

4 min read

An Ingenious Fly Trap

Excerpted from The Chronicle Vol. II No. 6, September 1938 by Lawrence B. Romaine "The Edson Revolving Fly Trap, Patent Applied for....

14 min read

Ohio’s Sandstone: Once the Source of the World’s Finest Grinding Stones

Excerpted from The Chronicle Vol. 60 No. 1, March 2007 by Dana Martin Batory In our small village of Crestline, Ohio, a friend once kept...

7 min read

The Axemakers of Cornwallis Township

Fig. 1. The Blenkhorn factory, Canning, N.S. Excerpted from The Chronicle Vol. 34 no.1, March 1981 by Robin H. Wyllie This article covers...

11 min read

On Heating a Bake Oven

Plate 1. Vol. 8, Encyclopedie ou Dictionnaire Raisonne (etc), Diderot and D' Alembert, editors, Paris 1751-1780. This monumental work is...

4 min read

Saw Hammers

Fig. 1. Saw hammers. Excerpted from The Chronicle, Vol. XIX, no. 2, June 1966 By R.D. Morris The four hammers in fig. 1 are saw hammers...

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