Begin Conservation Log
7 December 1997
12:30 pm placed in 100% acetone bath
4:45 pm turned on vacuum to control small bubbles released
4:54 pm +/- vacuum, bubbles at 1 minute
5:15 pm +/- vacuum to create small bubbles
6:15 pm acetone--no pressure--vacuum
7:40 pm reversed position of duho for coverage. Vacuum started: 3 minutes until bubbles appear
10:30 pm +/- vacuum to create small bubbles
10:35 pm removed from acetone, place in SFD1 mix
10:45 pm vacuum on, +/- vacuum to create small bubbles
11:00 pm +/- vacuum to create small bubbles
8 December 1997
2:30 am +/- vacuum to create small bubbles
3:00 am periodic vacuum at 1 Atm, soaking in polymer mix until 8:00 am
10:00 am +/- vacuum to create small bubbles
11:00 am no pressure--vacuum 12:30 pm +/- vacuum to create small bubbles
3:00 pm +/- vacuum to create small bubbles until 4:15
6:20 pm vacuum 3 minutes until bubbles appear
8:30 pm vacuum 3 minutes until bubbles appear
11:30 pm vacuum 3 minutes until bubbles appear, soak overnight
9 December 1997
10:30 am vacuum 5 minutes, mild bubble
11:00 am vacuum 10 minutes, tiny bubbles
11:30 am removed from mixture, wiped with napkins
2:00 pm catalyst applies, placed in bag with catalyst-soaked cloth
11 December 1997
12:00 pm note white substance on all artifact treated. Bagged and left for next step
21 December 1997
Good condition, small amount of white silicone present
25 December 1997
7:30 pm artifact exibiting small surface cracks. Noted small "checks" along legs, appeared "dry" inside. Placed in passive SFD-1
30 December 1997
Immersed in polymer bath, covered and sealed
21 Febuary 1998
Removed from polymer and drained. It was then placed in a bag.
End Conservation Log
Comments:
Last updated: 20 February 1998
URL:
http://www.indiana.edu/~r424park/dr/conservation/a0228conserve.html
Comments: Underwater Science Program
Copyright 1998, The
Trustees of Indiana University