![Pile battery, made of 54 glass cupped elements, set in a series on wood tray.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890296617-KYZ4QDQXFU019BKW9Q4Y/Volta+square+1200x810.png)
Pile battery, made of 54 glass cupped elements, set in a series on wood tray.
17 ½” x 23 ½”
Water Color, ink and graphite
![Two couples, cooper and zinc, for studying frog contractions.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890273061-P9X4YCZ6LMG4RJQA3T8Z/Frog+contraction+1200x796.jpg)
Two couples, cooper and zinc, for studying frog contractions.
17 ½” x 23 ½”
Water Color, ink and graphite
![Several dry batteries made up a few pieces of paper, silver, and gold on one side, call dust spread on the other, soaked in honey and bird-lime.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890272895-AVM7NQWGVVBTG7DCTJ04/Stack+of+zinc+sheets+927x1201.jpg)
Several dry batteries made up a few pieces of paper, silver, and gold on one side, call dust spread on the other, soaked in honey and bird-lime.
8 ½” x 11 “
Water Color, ink and graphite
![Frog Contraction Experiments](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890280737-2ROR11ZO97TCT679KZYI/Volta+frog+1200x806.jpg)
Frog Contraction Experiments
8 ½” x 11 “
Water Color, ink and graphite
![Two comparable electrometers, one thin tagged and one wood cylindered](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890262469-TV346Z0VGASI9JT7WGMY/2+electrometers+1198x889.jpg)
Two comparable electrometers, one thin tagged and one wood cylindered
8 ½” x 11 “
Water Color, ink and graphite
![Small glass cupped battery, set in series with U shaped tubes for studying electrochemical phenomena.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890300529-H02EMSO66CRXHPBQ6OC3/Volta-circle-glasses+898x1203.jpg)
Small glass cupped battery, set in series with U shaped tubes for studying electrochemical phenomena.
8 ½” x 11 “
Water Color, ink and graphite
![Inflammable air Pewter pistol loaded with millet.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1550534572061-H2ADK7TKHMSYLU70W7KG/Volta+edited.jpg)
Inflammable air Pewter pistol loaded with millet.
8 ½” x 11 “
Water Color, ink and graphite
![Column battery.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890257424-7PFJGIXISJBF3E74HI3W/Column+battery+906x1201.jpg)
Column battery.
8 ½” x 11 “
Water Color, ink and graphite
![Pile battery, made of 54 glass cupped elements, set in a series on wood tray.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890296617-KYZ4QDQXFU019BKW9Q4Y/Volta+square+1200x810.png)
![Two couples, cooper and zinc, for studying frog contractions.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890273061-P9X4YCZ6LMG4RJQA3T8Z/Frog+contraction+1200x796.jpg)
![Several dry batteries made up a few pieces of paper, silver, and gold on one side, call dust spread on the other, soaked in honey and bird-lime.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890272895-AVM7NQWGVVBTG7DCTJ04/Stack+of+zinc+sheets+927x1201.jpg)
![Frog Contraction Experiments](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890280737-2ROR11ZO97TCT679KZYI/Volta+frog+1200x806.jpg)
![Two comparable electrometers, one thin tagged and one wood cylindered](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890262469-TV346Z0VGASI9JT7WGMY/2+electrometers+1198x889.jpg)
![Small glass cupped battery, set in series with U shaped tubes for studying electrochemical phenomena.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890300529-H02EMSO66CRXHPBQ6OC3/Volta-circle-glasses+898x1203.jpg)
![Inflammable air Pewter pistol loaded with millet.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1550534572061-H2ADK7TKHMSYLU70W7KG/Volta+edited.jpg)
![Column battery.](https://images.squarespace-cdn.com/content/v1/5bc77a2851f4d4a2556e707a/1548890257424-7PFJGIXISJBF3E74HI3W/Column+battery+906x1201.jpg)
Pile battery, made of 54 glass cupped elements, set in a series on wood tray.
17 ½” x 23 ½”
Water Color, ink and graphite
Two couples, cooper and zinc, for studying frog contractions.
17 ½” x 23 ½”
Water Color, ink and graphite
Several dry batteries made up a few pieces of paper, silver, and gold on one side, call dust spread on the other, soaked in honey and bird-lime.
8 ½” x 11 “
Water Color, ink and graphite
Frog Contraction Experiments
8 ½” x 11 “
Water Color, ink and graphite
Two comparable electrometers, one thin tagged and one wood cylindered
8 ½” x 11 “
Water Color, ink and graphite
Small glass cupped battery, set in series with U shaped tubes for studying electrochemical phenomena.
8 ½” x 11 “
Water Color, ink and graphite
Inflammable air Pewter pistol loaded with millet.
8 ½” x 11 “
Water Color, ink and graphite
Column battery.
8 ½” x 11 “
Water Color, ink and graphite
prev / next
1 2 3 4 5 6 7 8
········
show thumbnails