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Leonard Porter Ayres

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Books by Leonard Porter Ayres

Health Work in the Public Schools 1517676878 Book Cover

Health Work in the Public Schools

Leonard Porter Ayres

$9.63 - $29.95

The Prospects for Building Construction in American Cities 1355201179 Book Cover

The Prospects for Building Construction in American Cities

Leonard Porter Ayres

$26.95

The Public Library And The Public Schools... 1010472674 Book Cover

The Public Library And The Public Schools...

Leonard Porter Ayres

$30.95

The Automobile Industry And Its Future... 1279246413 Book Cover

The Automobile Industry And Its Future...

Leonard Porter Ayres

$13.69

The Effect Of Promotion Rates On School Efficiency 1120876575 Book Cover

The Effect Of Promotion Rates On School Efficiency

Leonard Porter Ayres

Out of Stock

The Cleveland survey of the administration of criminal justice [electronic resource]: an address delivered before the City Club of Cleveland, February 18, 1922 1171643012 Book Cover

The Cleveland survey of the administration of criminal justice [electronic resource]: an address delivered before the City Club of Cleveland, February 18, 1922

Leonard Porter Ayres

$13.69

Business Recovery Following Depression... 1277241392 Book Cover

Business Recovery Following Depression...

Leonard Porter Ayres

$13.69

School Buildings and Equipment, Issue 9 1022767321 Book Cover

School Buildings and Equipment, Issue 9

Leonard Porter Ayres

$19.97 - $30.95

Medical inspection of school 1341000087 Book Cover

Medical inspection of school

Leonard Porter Ayres

Out of Stock

The war With Germany; a Statistical Summary 1449995039 Book Cover

The war With Germany; a Statistical Summary

Leonard Porter Ayres

$9.81 - $31.95

Cleveland Education Survey, Volume 20 1141509644 Book Cover

Cleveland Education Survey, Volume 20

Leonard Porter Ayres

$16.23

Essays 1022576038 Book Cover

Essays

Leonard Porter Ayres

$22.69 - $32.95

The Chief Cause of this and Other Depressions 1258118416 Book Cover

The Chief Cause of this and Other Depressions

Leonard Porter Ayres

$21.95 - $33.95

Price Changes And Business Prospects... 1274341361 Book Cover

Price Changes And Business Prospects...

Leonard Porter Ayres

$13.69

Laggards in Our Schools; A Study of Retardation and Elimination in City School Systems 1141561158 Book Cover

Laggards in Our Schools; A Study of Retardation and Elimination in City School Systems

Leonard Porter Ayres

$20.92 - $43.79

Open-Air Schools 1018514287 Book Cover

Open-Air Schools

Leonard Porter Ayres

$22.69 - $42.88

The Public Schools of Springfield, Illinois: Educational Section of the Springfield Survey Conducted Under the Direction of Leonard P. Ayres, PH. D. 1276989164 Book Cover

The Public Schools of Springfield, Illinois: Educational Section of the Springfield Survey Conducted Under the Direction of Leonard P. Ayres, PH. D.

Leonard Porter Ayres

$17.50 - $31.95

The Relation Of Physical Defects To School Progress, Issues 61-138... 1276570945 Book Cover

The Relation Of Physical Defects To School Progress, Issues 61-138...

Leonard Porter Ayres

$26.95

A Measuring Scale For Ability In Spelling 1015995241 Book Cover

A Measuring Scale For Ability In Spelling

Leonard Porter Ayres

$18.15 - $34.95

Medical Inspection Legislation (Classic Reprint) 1346821690 Book Cover

Medical Inspection Legislation (Classic Reprint)

Leonard Porter Ayres

$29.95

School Organization and Administration 1356971415 Book Cover

School Organization and Administration

Leonard Porter Ayres

$30.95

The Cleveland School Survey: Summary Volume 0530649152 Book Cover

The Cleveland School Survey: Summary Volume

Leonard Porter Ayres

$36.95

Child Accounting In The Public Schools (1915) 1164602489 Book Cover

Child Accounting In The Public Schools (1915)

Leonard Porter Ayres

$21.78 - $29.95

The Cleveland School Survey: Summary Volume, Issue 16 1021357286 Book Cover

The Cleveland School Survey: Summary Volume, Issue 16

Leonard Porter Ayres

$24.95 - $36.95

Some Conditions Affecting Problems of Industrial Education in 78 American School Systems 1355560888 Book Cover

Some Conditions Affecting Problems of Industrial Education in 78 American School Systems

Leonard Porter Ayres

$26.95

Provision for Exceptional Children in Public Schools 1177183358 Book Cover

Provision for Exceptional Children in Public Schools

Leonard Porter Ayres

$15.59

The Cleveland Survey, of the Administration, of Criminal Justice, 1922 1240125003 Book Cover

The Cleveland Survey, of the Administration, of Criminal Justice, 1922

Leonard Porter Ayres

$13.69 - $26.95

An Index Number for State School Systems 0469570644 Book Cover

An Index Number for State School Systems

Leonard Porter Ayres

$29.95

A Scale for Measuring the Quality of Handwriting of Adults 1371062021 Book Cover

A Scale for Measuring the Quality of Handwriting of Adults

Leonard Porter Ayres

$26.95

Laggards In Our Schools 1022300954 Book Cover

Laggards In Our Schools

Leonard Porter Ayres

$22.95 - $33.95

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