Leslie Proper

24:23

TINY LIVE STEAM LOCOMOTIVE, PART 2

Leslie Proper

Shared 3 months ago

644 views

12:42

TINY LIVE STEAM LOCOMOTIVE, MADE BY LES PROPER

Leslie Proper

Shared 3 months ago

842 views

12:45

LIL' TOOT, A 10 INCH WOOD HULL STEAMBOAT

Leslie Proper

Shared 4 months ago

1K views

12:50

MINIATURE STEAM RAILROAD SPEEDER

Leslie Proper

Shared 5 months ago

994 views

11:20

MINIATURE STEAMBOAT BOOK by Les Proper

Leslie Proper

Shared 7 months ago

1.1K views

4:24

ANOTHER STIRLING ENGINE

Leslie Proper

Shared 10 months ago

466 views

2:27

MARY'S MARBLE MACHINE

Leslie Proper

Shared 1 year ago

1.9K views

16:22

Running a miniature steam power plant for a model steam boat

Leslie Proper

Shared 1 year ago

3.1K views

3:19

THREE STIRLING ENGINES

Leslie Proper

Shared 1 year ago

679 views

7:30

MODEL RHOMBIC STIRLING ENGINE

Leslie Proper

Shared 2 years ago

1.2K views

10:59

TANDEM CRANK STIRLING ENGINE

Leslie Proper

Shared 2 years ago

777 views

9:18

STIRLING ENGINE MADE BY LES PROPER

Leslie Proper

Shared 2 years ago

904 views

16:59

INTERNAL COMBUSTION ENGINE NO. 6

Leslie Proper

Shared 2 years ago

2.2K views

1:02:57

MINIATURE 4-STROKE INTERNAL COMBUSTION ENGINE

Leslie Proper

Shared 2 years ago

2.7K views

13:40

MINIATURE HIT & MISS INTERNAL COMBUSTION ENGINE

Leslie Proper

Shared 3 years ago

2.3K views

11:46

VERTICAL COPPER BOILER STEAM ENGINES

Leslie Proper

Shared 3 years ago

2.6K views

11:18

ODDS & ENDS ENGINE, Built by Les Proper

Leslie Proper

Shared 3 years ago

1.4K views

12:32

Miniature 4-Stroke Hit & Miss Internal Combustion Engine

Leslie Proper

Shared 3 years ago

1.9K views

8:36

MINIATURE 4-STROKE INTERNAL COMBUSTION ENGINE

Leslie Proper

Shared 3 years ago

3.2K views

29:25

BUILDING A MINIATURE 4-STROKE INTERNAL COMBUSTION ENGINE, PART 3 CONNECTING ROD

Leslie Proper

Shared 3 years ago

3.4K views

24:37

MAKING A MINIATURE 4 -STROKE I. C. ENGINE, PART 2 - CRANKSHAFT

Leslie Proper

Shared 3 years ago

5.5K views

25:35

MAKING A MINIATURE 4-STROKE I.C. ENGINE, PART 1 BLOCK/CRANKCASE

Leslie Proper

Shared 3 years ago

5.1K views

12:55

MINIATURE, 4 - STROKE, INTERNAL COMBUSTION ENGINE WITH SPARK IGNITION

Leslie Proper

Shared 3 years ago

3.3K views

48:55

DRAGONFLY AIR RIFLE

Leslie Proper

Shared 4 years ago

3.9K views

23:04

MAKING AGATE RINGS

Leslie Proper

Shared 5 years ago

2.2K views

6:27

MARBLE MACHINE MEDLEY

Leslie Proper

Shared 5 years ago

982K views

12:58

MAIDEN VOYAGE OF THE VITAL SPARK

Leslie Proper

Shared 5 years ago

3.1K views

19:45

MAUDSLAY REVERSING GEAR ON MINIATURE STEAM ENGINE

Leslie Proper

Shared 5 years ago

6.3K views

12:25

MINIATURE STEAM ENGINES WITH REVERSING VALVES

Leslie Proper

Shared 6 years ago

3.5K views

22:51

NEW HUBER STEAM TRACTION ENGINE

Leslie Proper

Shared 6 years ago

4.6K views

4:49

TEST OF LIFTING MECHANISM FOR MARBLE MACHINE

Leslie Proper

Shared 7 years ago

7.9K views

27:14

Minneapolis Steam Traction Engines, 1/20 Scale Model Live Steamers

Leslie Proper

Shared 7 years ago

26K views

16:39

MODEL STEAM ENGINES

Leslie Proper

Shared 7 years ago

4.5K views

16:27

TWO MINIATURE STEAMBOAT POWERPLANTS

Leslie Proper

Shared 7 years ago

53K views

13:55

MODEL STEAM ENGINE

Leslie Proper

Shared 7 years ago

5.4K views

12:42

TWO WOBBLER STEAM ENGINES

Leslie Proper

Shared 7 years ago

39K views

13:22

RUNNING A MODEL STEAM ENGINE

Leslie Proper

Shared 7 years ago

7.2K views

27:29

BUILDING A MINIATURE MODEL CLYDE PUFFER STEAM BOAT

Leslie Proper

Shared 7 years ago

10K views

25:27

THREE STIRLINGS ENGINES

Leslie Proper

Shared 7 years ago

26K views

11:36

BUILDING A MINIATURE MODEL CLYDE PUFFER STEAM BOAT, Part 2

Leslie Proper

Shared 7 years ago

7.9K views

11:51

BUILDING A MINIATURE MODEL CLYDE PUFFER STEAM BOAT

Leslie Proper

Shared 7 years ago

16K views

1:17

FOUR LOW TEMPERATURE DIFFERENTIAL STIRLING ENGINES

Leslie Proper

Shared 8 years ago

2.4K views

13:19

MODEL RUMELY OILPULL 15 - 30 Type "F"

Leslie Proper

Shared 8 years ago

4.7K views

17:38

BIRDSELL TRACTION ENGINE

Leslie Proper

Shared 8 years ago

25K views

10:32

BABY SNAPPING TURTLES

Leslie Proper

Shared 8 years ago

1K views

12:52

VICTORIA, A MINIATURE MODEL STEAM LAUNCH

Leslie Proper

Shared 8 years ago

3.3K views

10:02

STEAMDONKEY1

Leslie Proper

Shared 8 years ago

2.4K views

8:07

Victoria, a Miniature Model Steam Launch

Leslie Proper

Shared 9 years ago

3.5K views

11:51

Radio control miniature model steam boats

Leslie Proper

Shared 9 years ago

7K views

12:06

Miniature steam boat engines by Leslie Proper

Leslie Proper

Shared 9 years ago

150K views

8:28

Miniature steam tug with radio control

Leslie Proper

Shared 9 years ago

2.2K views

13:28

Six miniature steam engines

Leslie Proper

Shared 9 years ago

95K views

6:52

TEST RUN OF WEYMOUTH TUG POWER PLANT

Leslie Proper

Shared 9 years ago

1.2K views

6:04

MINIATURE STEAM POWER PLANT WITH V4 ENGINE

Leslie Proper

Shared 9 years ago

9.4K views

3:29

MINIATURE STEAM POWER PLANT FOR MODEL STEAM BOAT

Leslie Proper

Shared 9 years ago

4.3K views

1:24

Marble Machine No. 5 with Kinetic Lifter

Leslie Proper

Shared 9 years ago

11K views

7:26

The Beerhorn Tug, a miniature model steamboat

Leslie Proper

Shared 9 years ago

1.4K views

2:42

AFRICAN QUEEN, designed and built by Leslie Proper

Leslie Proper

Shared 9 years ago

1.8K views

4:54

LIL' TOOT, a miniature steamboat

Leslie Proper

Shared 9 years ago

1.4K views

2:26

Patio Plant Pumps, Designed by Les Proper

Leslie Proper

Shared 9 years ago

410 views