| 000 | 00358nam a2200157Ia 4500 | ||
|---|---|---|---|
| 082 |
_a303.4 _bW363.MH |
||
| 100 | _aWeaver, Henry Grady | ||
| 245 |
_aThe mainspring of human progress _b |
||
| 260 |
_aNew York _bFoundation for Economic Education _c1962 |
||
| 300 | _a279p. | ||
| 500 | _a | ||
| 690 | _a | ||
| 700 | _a | ||
| 964 |
_a _b _c _d _e _f _g |
||
| 921 | _a934 | ||
| 999 |
_c934 _d934 |
||