To obtain a merit badge for Machinery a scout must
1. State the principles underlying the use and construction of the lathe, steam boiler and engine, drill press and planer.
2. Make a small wood or metal model ill.u.s.trating the principles of either levers, gears, belted pulleys, or block and fall.
Marksmanship
[Ill.u.s.tration: Target insignia. (tr)]
To obtain a merit badge for Marksmanship a scout must
1. Qualify as a marksman in accordance with the regulations of the National Rifle a.s.sociation.
Masonry
[Ill.u.s.tration: Trowel insignia. (tr)]
To obtain a merit badge for Masonry a scout must
1. Lay a straight wall with a corner.
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2. Make mortar and describe process.
3. Use intelligently a plumb-line, level, and trowel.
4. Build a stone oven.
5. Demonstrate a knowledge of various uses for cement.
6. Build a dry wall.
Mining
[Ill.u.s.tration: Shovel insignia. (tr)]
To obtain a merit badge for Mining a scout must
1. Know and name fifty minerals.
2. Know, name and describe the fourteen great divisions of the earth"s crust (according to Geikie).
3. Define watershed, delta, drift, fault, glacier, terrace, stratum, dip; and identify ten different kinds of rock.
4. Describe methods for mine ventilation and safety devices.
Music
[Ill.u.s.tration: Lyre insignia. (tr)]
To obtain a merit badge for Music a. scout must
1. Be able to play a standard musical instrument satisfactorily.
2. Read simple music.
3. Write a satisfactory essay of not less than five hundred words on the history of American music.
Ornithology
[Ill.u.s.tration: Bird insignia. (tr)]
To obtain a merit badge for Ornithology a scout must
1. Have a list of one hundred different kinds of birds personally observed on exploration in the field.
2. Have identified beyond question, by appearance or by note, forty-five different kinds of birds in one day.
3. Have made a good clear photograph of some wild bird, the bird image to be over one half inch in length on the negative.
4. Have secured at least two tenants in bird boxes erected by himself.
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5. Have daily notes on the nesting of a pair of wild birds from the time the first egg is laid until the young have left the nest.
6. Have attracted at least three kinds of birds, exclusive of the English sparrow, to a "lunch counter" which he has supplied.
Painting
[Ill.u.s.tration: Paintbrush insignia. (tr)]
To obtain a merit badge for Painting a scout must
1. Have knowledge of how to combine pigments in order to produce paints in shades and tints of color.
2. Know how to add positive colors to a base of white lead or of white zinc.
3. Understand the mixing of oils; turpentine, etc., to the proper consistency.
4. Paint a porch floor or other surface evenly and without laps.