Firefox 64-bit - version 61.0b14 (Beta 14) is released
2018-06-15  link

Firefox 64-bit - version 61.0b13 (Beta 13) is released
2018-06-12  link

Firefox 64-bit - version 60.0.2 is released
2018-06-06   link

Firefox 64-bit - version 61.0b11 (Beta 11) is released
2018-06-05  link

Firefox 64-bit - version 61.0b10 (Beta 10) is released
2018-05-31  link

Firefox 64-bit - version 61.0b8 (Beta 8) is released
2018-05-25  link

Firefox 64-bit - version 61.0b7 (Beta 7) is released
2018-05-21  link

Firefox 64-bit - version 61.0b6 (Beta 6) is released
2018-05-18  link

Firefox 64-bit - version 60.0.1 is released
2018-05-16   link