Welcome to ...

The Interim Computer Museum

Here is the September 2025 report!

We are open 10-4pm Saturdays, Sundays & Mondays at 998/954 Industry Drive, Tukwila, WA 98188
to all members by appointment at https://icm.museum
The calendar is also open 7 days a week as we're likely on site working and you are welcome
to stop by.

It is October, we're quite busy this first week with the Thinking Machines unveiling
tomorrow, Thursday October 2nd from 4:30-8:30.  All members and their guests are invited.
Please use https://booking.sdf.org to set your arrival time, leave when you like.  We'll
have the CM-2 up and running, a Symbolics LISP Machine, the PDP-7, a few PDP-8 computers
running and you may even get to see Bruce power on the PDP-10!

We are looking for volunteers to help with events, system administration and museum activities.
If you are interested, please get in touch.

Special thanks to Charles Anthony, Bruce Sherry, Katie Schaffer and Rick Altherr for their
volunteer hours!

For the latest on past event summaries, exhibits, preservation and restorations, please be sure
to check out the BLOG at https://icm.museum/blog

Upcoming Events:

Oct 2nd          4:30pm-8:30pm Thinking Machines CM2 unveiling at the museum!
                 Book your arrival time at:  https://booking.sdf.org

Oct 4th & 5th    Interim Computer Festival FALL 2025 - https://sdf.org/icf
                 10am-6pm Saturday and Sunday
                 Exhibitor registration is OPEN
 
Oct 17th - 19th  Portland Retro Gaming Expo!  
                 We'll have 8 tables featuring exhibits from the Interim Computer Museum as
                 well as a collection presented by our own Joe Decuir.
                 https://www.retrogamingexpo.com for details

=====================
September 2025 Report
=====================
New members:             14 for a total of 338 members
Membership conversions:   0
New Sponsorships:         7 
Cancellations:            0
Total New/Renewals:      75 for the month (down 16.7% from August)

Attendance           Jan      Feb      Mar      Apr      May     Jun     Jul     Aug     Sep     YTD
--------------------------------------------------------------------------------------------   -----
In person:             0        4        9        0       29      44      39      79      41     245 
Volunteer Hours:      36       42       72        0      180     402     166     342     180    1420
Remote logins:      1274     1837     2603     2125     2340    2850    2809    3445    2285   21568

Systems ON-Line
---------------
13  Real Hardware
2   Hybrid/Emulation
10  Simulated

26 Available Remote Systems ON-Line.

Connect to these machines via 'ssh menu@tty.sdf.org' or https://connect.sdf.org
Bootstrap members and above may request personal accounts, use of the
guest accounts is encouraged. Thank you for your patience.

Volunteer software and system administration opportunities are available!

Expenses           Jan      Feb      Mar      Apr      May      Jun      Jul      Aug      Sep
----------------------------------------------------------------------------------------------
Lease          3381.00  3381.00  3381.00  3381.00  3381.00  3381.00  3516.24  3516.24  6222.48 *
Trash            80.50    80.50    80.50    80.50    80.50    80.50    96.60    96.60   151.10 *
Internet         77.48    77.48    77.48    77.48    77.48    77.48    77.48    87.48    87.48
Gas              99.90    90.89    62.82    53.94    53.94    53.94    53.94    53.94    53.94
Electric        218.68   215.94   190.79   240.86   259.45   305.20   293.42   307.44   313.65
Supplies          0.00     0.00     0.00     0.00     0.00     0.00     0.00     0.00     0.00
Insurance       291.32   291.32     0.00   291.32     0.00   124.25   124.25   124.25   124.25
Events          500.00     0.00  1150.00     0.00     0.00   500.00     0.00     0.00     0.00
               -------  -------  -------   ------   ------  -------  -------  -------  -------
               4648.88  4137.13  4942.59  4125.10  3852.37  4522.37  4161.93  4185.95  6952.90

* This includes the addition of the 954 "Large Systems" gallery.

Revenue            Jan      Feb      Mar      Apr      May      Jun      Jul      Aug      Sep
----------------------------------------------------------------------------------------------
BOOTSTRAP       144.00   108.00   720.00   252.00   252.00   972.00  1188.00  2088.00  2160.00 *
JFCL             18.00     0.00    36.00    36.00     0.00    18.00    36.00     0.00    18.00
JRST             22.00    66.00     0.00    22.00    66.00     0.00    22.00    66.00     0.00
JSYS            252.00   648.00   180.00   360.00   720.00   252.00   576.00   864.00   396.00
EXEC            216.00   144.00   144.00   360.00   360.00     0.00   360.00   288.00    72.00
UUO               0.00    50.00     0.00     0.00   450.00     0.00     0.00   450.00   450.00
MONITOR         900.00     0.00     0.00   900.00   900.00     0.00   900.00     0.00   900.00
Donations         0.00     0.00   600.00     0.00  1300.00  3500.00  1590.28  1986.71  2196.39
               -------  -------  -------   ------   ------  -------  -------  -------  -------
               1552.00  1416.00  1680.00  1930.00  4048.00  4742.00  4672.28  4185.95  6952.90

Monthly S/D   -3096.88 -2721.13 -3262.59 -2195.10   195.63   219.63   510.35  1556.76  -760.51
Quarterly S/D                   -9080.60                   -1779.84                    1306.60 *

* We continue to see the stacking of supporters from 2023 and 2024, thank you so much!

* While this month we had a modest deficit, we achieved our first quarterly surplus!

* We continue to receive 100% matched donations from Boeing, Apple, Meta, Google and Microsoft. 
  Please check with your organization to see if they'll match your support.

Tax deductible donations can be made to:

Interim Computer Museum, Inc. [ 501(c)3 33-1329617 ]
PO BOX 17355
Seattle WA 98127

Membership and sponsorship by subscription: https://icm.museum/?join

Zelle and Crypto are an option, please contact membership@sdf.org for details.

Thank you everyone!
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