TY - BOOK AU - Babbitt,Edwin D. TI - The principles of light and color: including among other things the harmonic laws of the universe, the etherio-atomic philosophy of force, chromo chemistry, chromo therapeutics, and the general philosophy of the fine forces, together with numerous discoveries and practical applications .. SN - 0806507489 AV - Q173 .B13 PY - 1967/// CY - secaucus N.J. PB - The Citadel Press ER -