collinsmark's latest activity
-
collinsmark reacted to DaveE's post in the thread Beauty of old electrical and measuring things, etc. with
Like.
Perhaps the most risqué HP ad. Circa 1972. I recall this from a poster in the hallway of the Caltech EE building when I was an... -
collinsmark reacted to nsaspook's post in the thread Beauty of old electrical and measuring things, etc. with
Like.
-
collinsmark replied to the thread Random Photos.... More from my sister's and brother-in-law's visit, here in San Diego. We dedicated much of one day to visit San Diego's Maritime... -
collinsmark reacted to Andy Resnick's post in the thread Our Beautiful Universe - Photos and Videos with
Like.
Hot off the press- the International Space Station, as seen from Cleveland, OH (300%): (Nikon D810 + nikkor 800/5.6 @ f/8, 1/2000s ISO... -
collinsmark replied to the thread Random Photos.... Continued from previous post. 'Still at La Jolla Cove for these pics. Figure 1. "Untitled." I like this shot; I think there's... -
collinsmark replied to the thread Random Photos.My sister and brother-in-law came to visit me for a few days in San Diego last week. Good times were had by all. It was also an excuse...





















