>>>>>Yes, it could be. I am just trying to remember what .EXE I used to use (it was very simple) to open the ICO file and view all icons contained.
>>>>
>>>>gimp
>>>
>>>I don't think it was 'gimp' since this name does not ring a bell. What was nice about the other program (and I don't know if gimp works the same way) is that I didn't have to install it (that is, nothing was changed in the registry). It was one of the 'old-type' (maybe even DOS) programs that you could run an .EXE from the command prompt and it worked.
>>
>>GIMP is the up to date tool for bitmap graphics if you don't like to spend money. Available on multiplattform.
>>
>>There is nothing good now out there for just icon processing. I had an icon to alter this year and ended up with GIMP. Possibly some MS tool in there studio, but this is a big thing.
>>
>>GIMP is - if you realy dislike to install - availabe as a portable version too.
>
>I will see if I can figure out how to down the 'portable' version. Thank you.

One icon editor I remember being mentioned years ago was Microangelo.

There is a ranking of some editors (circa 2011) at http://icon-editing-software-review.toptenreviews.com/