Thanks to everyone who provided information and/or suggestions. General consensus seems to be that these were likely made by OMAS, or are the same as OMAS, since they appear to be the same in every way save the stamping. As such, they take 1/8 bearings.
However, the HS in the pic that Ray posted is slightly different than what I have, and what was pictured in the original post. Pix of mine can be seen starting here:
http://www.wooljersey.com/
On Thu, Sep 4, 2008 at 1:29 PM, Raymond Dobbins
<raydobbins2003@yahoo.com> wrote:
> Wayne, try the Omas bearings that come in a plastic retainer. I had a
> Colnago h/s that came with the tiny bearings, and I could never get a good
> adjustment with them. I tried the Omas plastic-retainer bearings and they
> worked beautifully. Here's a couple of pics:
>
> http://raydobbins.com/
>
> http://raydobbins.com/
>
> Ray Dobbins
> Miami Florida USA
>
> --- On Thu, 9/4/08, Wayne Bingham <blkmktbks@gmail.com> wrote:
>
> From: Wayne Bingham <blkmktbks@gmail.com>
> Subject: Re: [CR]Campy Colnago HS
> To: classicrendezvous@bikelist.org
> Date: Thursday, September 4, 2008, 1:00 PM
>
>>>>I am pretty sure those were made for Colnago by FT Bologna. All that
> I sold in-the-day were aluminum. Never saw steel versions. Also, if I recall
> correctly, they used unusually small ball bearings...Dale Brown<<<
> That's interesting. I have one that was given to me by a friend long
> ago. It's used but usable and presentable, but there were no bearings
> with it when I got it. It's been sitting in a box and I recently
> thought about pulling it out and using it on my '81 Super that I'm
> just starting to think about building up. I never really gave it a
> lot of thought because it looks like a direct knock-off of a Super
> Record HS. Now I'll have to dig it out and play with it and see
> what's what. Any idea of the size required? Anyone else taken one
> apart and examined it closely?
> Wayne Bingham
> Lovettsville Virginia USA
>>> On my way home today I came across a locked up steel frame. No decals
>>> save a Campagnolo one with the four diamonds. It was completely
> equipped
>>> with Gran Sport except the wheels which were modern replacements.
> Cinelli
>>> Milano stem and Cinelli bars (don't remember which). The curious
> thing
>>> was the headset, which at first glance appeared to be a Nuovo Record
>>> pista- steel, smooth cups, 8 flats on the adjustable race, etc. The
> only
>>> difference was "Colnago" stamped onto both sides of the
> adjustable cup.
>>> Here is a bad cell phone picture:?
>>
>>>?
>>
>>> http://www.welovecompany.com/
> ?
>>
>>>?
>>
>>> What's the deal here? There were no "squares" around the
> lettering to
>>> suggest that it was stamped by hand with punches. Any ideas??
>>
>>>?
>>
>>> Sean Flores?
>>
>>> San Francisco, CA?