Crossing Guard (1890, 1931)

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Does OED have "crossing guard"??
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Is the first school "crossing guard" from Los Angeles?
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_A  Railroad Crossing Guard._
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8250&clientId=65882)
DANIEL W CALDWELL.  Chicago Daily Tribune (1872-1963). Chicago, Ill.: Jan 1,
1890. p. 22 (1 page)
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_SCHOOL  WATCH INCREASED; Recruits From Vice and Traffic Divisions of Police
Force Swell  Crossing Guard to 180 _
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1117638294&clientId=65882)
Los Angeles Times (1886-Current  File). Los Angeles, Calif.: Sep 3, 1931. p.
A1 (1 page)
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_CROSSING  GUARDS DRAFTED; Twenty-five Detectives Called to Protect Pupils;
More If  Citizens Demand It, Says Cross _
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&TS=1117638294&clientId=65882)
Los Angeles Times  (1886-Current File). Los Angeles, Calif.: Sep 4, 1931. p.
A1 (2 pages)