Page:Book of record of the time capsule of cupaloy (New York World's fair, 1939).djvu/21

 Then cut off the top carefully at the deeply scored groove which has been left to guide the saw.

Should gas rush out when the inner glass is punctured, or when the saw penetrates the crypt, let there be no alarm, for this is a harmless gas enclosed as a preservative.

WITHIN the limitations imposed by space, the problems of preservation, and the difficulty of choosing the truly significant to represent all the enormous variety and vigor of our life, we have sought to deposit in the Time Capsule materials and information touching upon all the principal categories of our thought, activity, and accomplishment; sparing nothing, neither our wisdom nor our foolishness, our supreme achievements nor our recognized weaknesses.

We have included books and pictures that show where and how we live: some in apartments like dwellers in cliffs, but comfortably; others in detached houses; still others moving about the country in homes mounted on wheels.

We have set forth the story of our architecture, by which we have reared soaring pinnacles into the sky.

We have described the offices and the factories where we work, the machines that write, compute, tabulate, reproduce manuscript a thousandfold, sort out, and file; the machines that stamp and fashion metals; the machines and methods with which metals are knit together by electricity and cut apart by gas; the complex techniques of mass production, with which articles that consist of scores of different materials, requiring hundreds of [ 13 ]