1800 Engraving by W. Ward after George Morland "The Fruits of Early Industry and Oeconomy" Airguide barometer 70V transformer isolated balanced or

70V transformer isolated balanced or unbalanced

I remember this in the 50s

AC Convenience Outlets: Three switched/unswitched outlets

* Stainless Steel Construction

s/n #287247

1800 Engraving by W. Ward after George Morland "The Fruits of Early Industry and Oeconomy" Airguide barometer 70V transformer isolated balanced orThis is a mezzotint engraving dated March 25, 1800 titled The Fruits of Early Industry & Oeconomy, after a painting by George Moreland. It was engraved by William Ward 1762 1826 and published in London, March 25, 1800. The colored portion of the mezzotint measures 11 7 8 x 14 7 8 with the full sheet measuring 16"x 20". The mezzotint is attached to a heavy paper board and has some glue residue on the edges, but is in remarkably good condition. The