Filters in boxes (not holders) as of 03/10/03 as per EF: Z filter, origin? Filter labeled "Harvard Astrophysical Observatory" 480WB135 799-0022? V-R narrow 5500-6500 A, Matt Holman's Halpha 6563/10 A Halpha/SII continuum OIII 5007/50 A OIII 4363/50 A NeIII 3869 A *** actually missing from cabinet, although on list OII 3727/50 A