Index: Papers of John Adams, Volume 20 Science 8 education in PJA20 28 29 221 238 240 314 316 364 7 B. Franklin’s experiments 1 illustration PJA20 307 PJA20 xiii 106 305 324 376 481 4 astronomy PJA20 361 364 462 481 3 chemistry PJA20 240 249 324 3 navigation and surveying PJA20 190 363 364 2 JA’s interest in PJA20 72 480–81 1 AA’s interest in PJA20 86 1 astrology PJA20 34 1 biology PJA20 430 1 natural philosophy PJA20 221
