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Thread / Author [desc]			Replies	Views	Last Post
		anyone use the IBM 1620 computer? Don Shepherd	6	6,485	04-04-2019 03:20 PM Last Post: Don Shepherd
		interesting book dedication Don Shepherd	10	8,929	04-06-2019 02:52 PM Last Post: Don Shepherd
		unwritten laws of data processing, circa 1973 Don Shepherd	13	12,145	05-06-2019 07:48 PM Last Post: John Keith
		pet peeve: CAPTCHA Don Shepherd	4	4,795	05-06-2019 08:22 PM Last Post: ijabbott
		math error in old air traffic control book Don Shepherd	2	3,585	05-14-2019 01:44 PM Last Post: KeithB
		interesting riddle Don Shepherd	12	11,739	06-24-2019 03:42 PM Last Post: toml_12953
		Fifteen puzzle solvability, Numworks Python (Pages: 1 2 ) Don Shepherd	24	27,703	02-23-2021 07:14 AM Last Post: toml_12953
		old punch card from Radio City Music Hall Don Shepherd	2	3,425	11-20-2019 04:38 PM Last Post: Don Shepherd
		tomorrow's date is a palindrome Don Shepherd	10	10,905	02-03-2020 11:23 PM Last Post: ijabbott
		Sharp EL-531TG calculator quick review Don Shepherd	2	3,538	02-18-2020 11:31 PM Last Post: Don Shepherd
		IBM 650 computer "optimum programming" Don Shepherd	4	4,938	03-16-2020 01:05 PM Last Post: Dave Britten
		interesting Ebay find, old programming template Don Shepherd	2	3,599	04-16-2020 12:45 AM Last Post: toml_12953
		NASA formula, can someone decipher Don Shepherd	16	13,721	12-16-2020 01:23 PM Last Post: jjohnson873
		Sharp Pocket Computer P<-->NP Don Shepherd	4	5,492	05-18-2020 04:34 PM Last Post: Dave Britten
		something interesting Don Shepherd	8	5,781	07-30-2020 09:21 PM Last Post: Jim Horn
		another puzzle Don Shepherd	12	7,239	11-15-2020 05:14 PM Last Post: cdmackay
		what is wrong with this watch? (Pages: 1 2 ) Don Shepherd	33	19,001	05-08-2021 03:04 PM Last Post: toml_12953
		interesting quote Don Shepherd	6	3,649	05-31-2021 04:19 AM Last Post: Ren
		the good old days of mainframe computers Don Shepherd	12	5,887	09-23-2021 01:55 PM Last Post: BobVA
		Apollo 11 1202 alarm Youtube video Don Shepherd	7	3,409	07-10-2022 02:21 PM Last Post: Bill (Smithville NJ)
		where have all the keypunch operators gone, long time passing Don Shepherd	18	8,722	07-20-2022 11:39 AM Last Post: Martin Hepperle
		Some observations after being away for a while DrewNicholson	6	3,773	05-19-2022 03:05 PM Last Post: DrewNicholson
		Cricut machine coming DrewNicholson	6	3,291	07-21-2022 04:24 AM Last Post: lmamakos
		Elektronika MK-61 dead digit :( Druzyek	8	9,103	08-27-2018 03:50 PM Last Post: Hlib
		Name that pocket computer/calculator Druzyek	3	4,003	02-19-2019 07:12 PM Last Post: Druzyek
		monkeys -- they press your buttons Duane Hess	4	7,456	03-05-2016 02:40 AM Last Post: rprosperi
		Manual Sharp PC-3600/2600 Duane Hess	0	2,137	12-14-2019 11:31 AM Last Post: Duane Hess
		too poor for my own good Duane Hess	8	3,850	10-14-2021 05:40 PM Last Post: Ren
		Olivetti electrosensitive and Canon thermal papers Duane Hess	6	2,145	06-20-2023 08:24 AM Last Post: Duane Hess
		TI SR50A, collectible? dxaren	9	16,019	09-08-2015 08:21 PM Last Post: dxaren
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