Combination " E "—Straight Zinc, Four-coat Work (White).—Primer, pure zinc with 1 pint of turpentine to the gallon of paint; second coat, pure zinc with pint of turpentine to the gallon of paint; third coat, pure zinc with 1 gill of turpentine to the gallon of paint; fourth coat, pure zinc ground in pure linseed oil (without turpentine).
Combination " F "—Straight Zinc, Three-coat Work (White).—Primer, pure zinc, with pint of turpentine to the gallon of paint; second coat, pure zinc with 1 gill of turpentine to the gallon of paint; third coat, pure zinc with all oil.
In all the foregoing, only a sufficient quantity of dryer to be used to insure work drying in five days.
Where tints are desired, add to the foregoing tints as desired, mixed with pure oil colors.
Inside Painting, Woodwork. Where dark tones are required, the same combinations may be used as are specified on outside work.
Where light tones are required, combinations " B," " E," or " F " may be used; if white or very light, " E " or " F " should be used.
Where a flat surface is required, the proportion of turpentine should be increased and that of oil decreased to the point where a desired flatness is obtained.
Plaster Painting, Inside.—Make all plaster work perfectly smooth and clean by brushing and sandpapering and washing if necessary, to remove any discoloration which will show through or injure paint.
The specifications should be the same as the foregoing, except that an other coat should be added. This coat should be the same as the primer if tone is dark and the same as final coat if tone is light.
If an extraordinarily good job is required, both the above primer and final coats should be repeated, making five coats in all.
Enamel Painting on Walls or on Woodwork. — First coat, primer of pure lead and linseed oil; second coat, lead and zinc; third coat, lead and zinc, with the addition of suffi cient varnish to form a proper sur face for final coat. , Or any of the foregoing formulas may be used with the addition of var nish to the third coat.
The above coats to be applied care fully and evenly, with brush marks showing as little as possible, and each coat to be lightly sandpapered so that final coat may be flowed on without showing any brush marks. Final coat to be a first grade of interior varnish with the addition of only sufficient zinc and color to produce the approved tint and to be carefully flowed on.
Good workmen can make a first class job of the above, and a bad workman can, if so inclined, so stint the materials and workmanship that it may not be satisfactory, and an other final coat may be necessary.
Should the bidding be public and the architects be unable to select painters of known reputation, a clause like the following may be added: If, after the fourth coat, the work is not satisfactory, then the painter shall without extra charge do what ever is necessary to make the work perfectly satisfactory.
Stipple Wall Painting.—First coat, pure lead; second coat, zinc and lead (half turpentine and half oil); third coat shall be of stippling putty mixed with zinc and hard oil, and to be stippled evenly and lightly; fourth coat shall be of pure zinc in oil and turpentine (with such tint as re quired), to be applied perfectly even and to be only of sufficient thickness to give proper tint and show stip pling.