I discovered a half-full bottle of wash aid (Kodak) stock solution today in my darkroom. It was mixed in 2001 (!) so I figured I ought to dump it. As soon as...

Hi, this is the matter. I've an old photo having a large blue spot (6-7 cm of diameter) on a corner. This is due to an improper use of glass cleaner used on...

This message refers to the newsgroup rec.photo.marketplace.darkroom, but it also contains information relevant to rec.photo.darkroom. Posts offering to buy or...

I've been experimenting with Fuji ACROS 100 and Neopan 400 recently as a possible alternative to my standard Delta 100 and 400 in the event that Ilford...

Hi- I have a question regarding some "fun" with developing K14process (KP40) in regular BW chemistry. I did an 8 hour development (hey, why not?) in 1/2 tsp...

Hi. I'm trying to figure out if my development times, agitation, etc., are correct, so I did the following. Any help will be greatly appreciated: I shot two...

Hi guys, is there a direct relationship between b&w filter grades and exposure time? i would basically like to gauge exposuretime from filter to filter if i...

Hi all, Is phenidone-A superadditive with para aminophenol? Is there a simple experiment to find this? Any information in this regard much...

Everyone already knows about the 4 additional rec.photo.digital newsgroups, now Google has added 8 new alt.photography newsgroups...

Need industry 3-letter code for replacement halogen bulb to fit C-700 Super Chromega 6x7 Dichroic color head; also correct bulb for C-700 standard condensor...

I just ran into a semi-informed Kodak rep the other day and he told me two rumors: Rumor #1 Kodak has or will move all film production overseas. Rumor #2 Kodak...

Will C760/C67-XL negative carriers fit a C-700 enlarger? Will they work in B-series enlargers? TIA, Christopher Platt

Polycontrast paper is the paper that gives variable contrast (using enlarger filters) correct? I'm confused a bit: I've been using kodak polyconstrast type...

Minor White, Zone System Manual: "With roll film use the #3 contrast grade of enlarging paper, or its equivalent. With sheet film standardize on the #2 medium...

Christopher Should do the C series. Depends which B Bob AZ

TOTALLY AWESOME!!!! Only a complete imbecile would totally disregard the awesome scientific knowledge that has been bestowed on our humble photographic...

When I was in high school (1970s) I had a 15W red-colored bulb that fit a standard US light socket that I used as a safelight. It was a "Mazda"-type bulb, i.e....

free photo ipod, holds music and digital pictures! as seen on CNN News and WIRED magazine. sign up for a cool free offer, refer some friends and you are done!...

I recently picked up this enlarger in trade and am not sure how to hook up electric properly. This is a omega d2 with a super chromega dichroic lamphouse. It...

Does it do anything? Last time I tried I use a fairly strong solution, maybe 1:4 and it seemed to do nothing. Will anything happen if I leave it a long time...