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| Resource Site for
information on the |
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| Select-O-Phone |
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| Manufactured by
the Screw Machine Products Company, Providence, RI |
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| Manufactured from
about 1918 to March 1948 when the company was sold to Kellogg Switchboard and
Supply |
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| Manufactured by
Kellogg from 1948 until about 1965 |
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| For more
information on Kellogg Switchboard and Supply go to our sister website: |
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| www.kelloggtelephone.com |
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| PDF |
PATENTS ASSIGNED TO OR USED BY SELECT-O-PHONE |
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| PDF |
1920 SELECT-O-PHONE MAILER BROCHURE |
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1921 SELECT-O-PHONE MANUAL "GETTING THE MOST
OUT OF TIME" |
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1927 CUSTOMER LIST FOLDER |
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1928 TECHNICAL ARTICLE ON THE SOP SWITCH |
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| PDF |
1947 KELLOGG SELECT-O-PHONE BULLETIN NR 815 |
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1951 KELLOGG SELECT-O-PHONE INSTALLATION MANUAL |
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1958 KELLOGG SELECT-O-PHONE BULLETIN NR 5827 |
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| PULL DOWN TO THE
BOTTOM OF THE PAGE TO SEE THE JKL MUSEUM SOP SWITCH |
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Kellogg 11A dial with SOP dial card circ 1948 |
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Model 1017 SOP made on a Redbar style set circa
1948 |
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Note that this early SOP verison of the Redbar used
the older F26 handset and a "door bell" push button. |
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Later Redbar SOP's used the F46 handset and then
later the red Switchcraft pushbutton. |
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SOP 36 STATION SET BUILT ON A WE 202
BASE AND HANDSET |
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CIRCA 1947 |
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1951 |
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| This site is owned
and maintained by Mike Neale a member of: |
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| I do not buy, sell, or appraise equipment from this website
however if you have other comments, questions or something to contribute you
may email me at: |
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| kelloggtelephone@gmail.com |
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13-Jul-09 |
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