41. Only important and transparent addenda and errata can update the article to avoid frivolous changes, because stable versions are not wikis. 42. The ninth series contains Addenda ( 7 volumes ), and furthermore there is a Supplement of 9 volumes ( Supplementb�nde ): 43. The remaining 12 oxygen atoms that are each double bonded to an addenda atom have a bond length of 1.70 ? 44. There's no way to know what objections or addenda experts might make; we can only take Wood's word. 45. The work covers 1, 526 known books and 300 unknown works, going up to 2, 024 with addenda and errata. 46. The tour edition contained a bonus CD known as the " Addenda EP ", which contains song reworkings and unreleased tracks. 47. China and South Korea dispute this claim in their addenda to the CLCS, saying the area only consists of rocks and not islands. 48. There are plans to move ahead with the line-item veto, which would empower the president to remove offensive addenda from appropriations bills. 49. With these addenda , Clarke teases the reader with mock-pedantic references to source materials and even to Strange's own published work. 50. During this entire period, there had been a constant stream of Errata, and later Addenda ( which amounted to the same thing ).