How to use a Comptometer mechanical calculator
5:01
Find in video from 00:18Introduction to the Comptometer
How to use a Comptometer mechanical calculator
2K viewsNov 7, 2023
YouTubeMirko Kulig
How the Comptometer Works
6:48
Find in video from 00:13Introduction to the Comptometer
How the Comptometer Works
36.1K viewsJan 30, 2012
YouTubeMechanicalComputing
Comptometer Arithmetic
10:07
Comptometer Arithmetic
44.2K viewsJun 28, 2015
YouTubeJaap Scherphuis
The Mechanical Calculator That Powered Offices Before Electricity
0:39
The Mechanical Calculator That Powered Offices Before Electricity
150.3K views8 months ago
YouTubeMEKRA
10 Computer Operator Skills You Need to Learn in 2025 | Learn for Government & Private Jobs | CTA
10:40
10 Computer Operator Skills You Need to Learn in 2025 | Learn for Government & Private Jobs | CTA
111.6K views8 months ago
YouTubeComputer Tech Academy
Comptometer operating
0:08
Comptometer operating
171 viewsJun 27, 2021
YouTubeSteve Daly
The Comptometer: How Calculation Became "Women's Work" #History #Technology
1:14
The Comptometer: How Calculation Became "Women's Work" #History #Technology
977 views2 months ago
YouTubeAutomated Past
0:15
This Machine Was the Brain of Offices Before Computers Existed
6.8K views4 months ago
YouTubeStern Facts
11:37
The Comptometer Super Totalizer, a mechanical calculator.
15.2K viewsApr 4, 2015
YouTubeJaap Scherphuis
4:38
The Comptometer 992 mechanical calculator
4.7K viewsAug 5, 2023
YouTubeJaap Scherphuis
6:40
A wooden Comptometer
1.5K viewsMay 9, 2025
YouTubeJaap Scherphuis
2:29
Comptometer at NAB
4 views2 months ago
YouTubeGadgetman
3:00
The fastest adding machine: the Comptometer Model 7 from 1933
2.2K viewsNov 27, 2024
YouTubeOld Typerwriters and Calculators
Comptometer - Calculator Comparison
14:53
Find in video from 02:16Comptometer Style Adding Machine
Comptometer - Calculator Comparison
7.3K viewsJun 6, 2017
YouTubeJoe Van Cleave
A short history of the Comptometer
9:51
Find in video from 00:11The First Commercial Comptometer
A short history of the Comptometer
2.7K viewsDec 4, 2021
YouTubeJaap Scherphuis
1920 Comptometer Mechanical Calculator
18:48
Find in video from 03:17History of the Comptometer
1920 Comptometer Mechanical Calculator
88.7K viewsFeb 18, 2020
YouTubeTech Tangents
7:02
How it works a old calculator with 108 buttons, Comptometer 3D11 (1950s)
1.6K viewsJun 14, 2022
YouTubeOld Typerwriters and Calculators
11:28
Learn how to program and wire a batch counter meter with a proximity sensor ‪@TheElectricalGuy‬
7.1K viewsMay 16, 2025
YouTubeThe Electrical Guy
1:11:49
Comptometer Model J - Restoration and Polishing
73 views8 months ago
YouTubeNoah Babineau
15:02
Bubbles Whiting - Using Punch Cards - Hollerith and IBM
238K viewsFeb 12, 2016
YouTubeThe Centre for Computing History
5:29
MECHANICAL OPTICAL COMPARATOR : How Mechanical Optical Comparator works?
68.7K viewsApr 29, 2020
YouTubeADTW Study
6:47
Day In The Life Of A Monitor Tech + 12 hr shifts
149.9K viewsJan 23, 2020
YouTubeTeachQueenQ
13:03
Automatic Batch Counter Meter Connection With Sensor | preset counter ‪@TheElectricalGuy‬
7.1K viewsAug 14, 2024
YouTubeThe Electrical Guy
19:45
How to Use a Multimeter For Beginners
208K viewsJul 15, 2024
YouTubeWord of Advice TV
3:43
Job Talks - Instrumentation and Control Technician - Melissa Explains What it is
107.4K viewsAug 23, 2017
YouTubeJob Talks
3:51
Demonstrating Operator
211.1K viewsJan 23, 2025
YouTubeOpenAI
4:54
Digital Counter & Proximity Sensor for Counting #howto
6.2K viewsApr 30, 2024
YouTubeATO Automation
Comptometer 993s - Sumlock Electro Mechanical Adding Machine - Part Two - Demonstration - Retrotech
20:12
Find in video from 00:21Introduction to Comptometer 993s
Comptometer 993s - Sumlock Electro Mechanical Adding Machi…
2.4K viewsDec 5, 2020
YouTubeGrumpyTim
2:51
Comptometer IBC
2 months ago
YouTubeGadgetman
See more

Short videos

1:14
The Comptometer: How Calculation Became "Women's Work" #History #Technology
977 views2 months ago
YouTubeAutomated Past
0:39
The Mechanical Calculator That Powered Offices Before Electricity
150.3K views8 months ago
YouTubeMEKRA
0:15
This Machine Was the Brain of Offices Before Computers Existed
6.8K views4 months ago
YouTubeStern Facts
1:00
Daisy Model 99 with Victor Comptometer/Heddon rollstamp and medallion
2.4K viewsJul 9, 2023
YouTubeRestOModDaisy
0:06
Ligue 1: FC Nantes vs Marseille score result 3-0 #nantes #marseille #ligue1
1.7K views1 week ago
YouTubeOperator Komputer
0:42
Excel me age kaise nikale #excel #excelhindi #exceltricks #computereducation #shorts
193 views1 week ago
YouTubevk computer operator
0:06
Al Shabab vs Al Nassr score result 2-4 #alshabab #alnassr #saudiproleague
5.5K views1 week ago
YouTubeOperator Komputer
2:12
2018 with little knowledge about machinery operating
116 views1 week ago
YouTubeMr.operator
0:38
30mm U-drill Hole For Hard material | Smooth and Fast #U-drill #Udrill #cnc #vmc #hole
604 views1 week ago
YouTubeOPERATOR
0:28
💥 One Broken Valve Can Turn Into A Full Rebuild 💥
2.8K views1 week ago
YouTubeTAT Express Inc.
0:13
⛽ **OFFSHORE NATURAL GAS PRODUCTION & PROCESSING PLATFORM**
3.6K views1 week ago
YouTubeShipSmith
0:21
Heavy Excavator Trench Cutting Machine Work 💪
1.1K views1 week ago
YouTubeSialkoti Operators Official
1:41
las mig itu cocok untuk pengelasan semua posisi pengelasan #welding #welder
789 views1 week ago
YouTubeOperator welding
2:51
3High straddle carrier rehandles #fypã‚· #themachineoperator
14.1K views2 weeks ago
YouTubeThe Machine Operator
1:21
Driving in the footsteps of Daniel Boone!
1.6K views1 week ago
YouTubeFlintlock Operator
0:06
Saudi Pro League: Al Qadsiah vs Al Nassr Fulltime 3-1 #alqadsiah #alnassr
5.5K views1 week ago
YouTubeOperator Komputer
0:23
Back to Back Punching😆 | #laughterchefs #elvishyadav #bhartisingh
2.6K views1 week ago
YouTubeDaring Operator
0:15
JCB #king #ankit Kumar JCB driver comment like subscribe kar bhai log in and
296 views1 week ago
YouTubeOPERATOR ANKIT
0:33
NO DRONE ASH!!! #rainbowsixsiege #rainbowsix #r6 #r6s #gaming
1.4K views1 week ago
YouTubeKingGeorge
0:41
Down Periscope | Dodge Questions the Sonar Contact
5.1K views2 weeks ago
YouTubeMovieFuel-t1f