
I just acquired the “horse collar” frame that held the Internal Measurement Unit Gyro Ball in the Apollo CM. It makes the perfect display base.
The Guidance & Navigation (G&N) system was developed by the MIT Instrumentation Lab, under the very first Apollo contract after Kennedy’s speech. Here is a cool 1-minute video on this “ball of wizardry and magic” and a short I posted of my spinning.
On the right is Pilat’s doll’s painting of it, her first sale.
For example, the sextant that connects at the recessed region on top of the "horse collar" above, this was the first to fly on 





As painted by 

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