Date   
Count wheel & backstop roller By Andrew Nahum · #1152 ·
Synchronome contacts pitted By Andrew Nahum · #1148 ·
Synchronome battery life By Andrew Nahum · #1097 ·
Master Clock contact spark quenching By Andrew Nahum · #1071 ·
Standard Electric Time master clock By Andrew Nahum · #1006 ·
Synchronome 2054 Pendulum Suspension and Contacts By Andrew Nahum · #916 ·
Total Resistance In The Synchronome? By Andrew Nahum · #903 ·
Fused quartz pendulum - temperature coef By Andrew Nahum · #847 ·
Clock or anemometer? By Andrew Nahum · #826 ·
Clock or anemometer? By Andrew Nahum · #820 ·
Clock or anemometer? By Andrew Nahum · #817 ·
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