Fresnel Lens drive clock repair Pt.3

Fresnel Lens drive clock repair Pt.2

Polaris Feedwater Pump, part 2.

Miniature Harris Corliss Engine troubleshooting Pt.1

The Ethics of an Industrial Society...

Abaco First Order Lens and IOV burner start

Scientific American Continued

Scientific American.

Fresnel Lens drive clock repair Pt.1

Marsh swinging boiler and trunion port gland

MBTA 1: The Horrors of Porter Square

The Smallest (and perhaps first) Harris-Corliss Engine.

Continued Wall Railway Adventures

Block Instrument Practice

Abaco group flash

Details of Merryweather's Self-contained firefighting engine

"Crosshead Pump Bad"

French Compound Scotch-Marine Overtype Testrun

PART 2: 1887 Scotch Marine boiler and plant steam test and operation

Apprentice

Building a short-notice power plant around an 1887 Scotch Marine boiler

French machine Sorted.....

Racing New York City style

Abaco IOV

Abaco IOV 2

"Remember kid, bones are wet."

Thomson G3Y recording wattmeter, DT3 Totalizing Relay and C4 curve-drawing voltmeter Salvage

A tribute to the Stoneham and Arlington Waterworks Engines

Woburn Engine Particulars

Woburn Waterworks Engine 8