Ray's new primary arithmetic: For young learners (Ray's arithmetic series) (Ray's arithmetic series)
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Ray's New Practical Arithmetic: A Rev. Ed. of the Practical Arithmetic
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Key to Ray's New Arithmetics: Primary Intellectual and Practical
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Ray's New Intellectual Arithmetic
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Ray's New Higher Arithmetic: a Revised Edition of the Higher Arithmetic
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Key to Ray's New Higher Arithmetic
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Intellectual Arithmetic, By Induction and Analysis
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Practical arithmetic, by induction and analysis
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Key to Ray's New Arithmetics: Intellectual and Practical - Primary Source Edition
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A Treatise On Analytic Geometry: Especially As Applied To The Properties Of Conics
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Elements of Algebra: For Colleges, Schools, and Private Students
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Elementary Algebra: Ray's Algebra. Part First: On the Analytic and Inductive Methods of Instruction: With Numerous Practical Exercises. Designed for Common Schools and Academies
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Ray's New Primary Arithmetic for Young Learners, Book 1 - Primary Source Edition
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Ray's Algebra, Part First: On The Analytic And Inductive Methods Of Instruction, With Numerous Practical Exercises, Designed For Common Schools And Academies, Part 1... - Primary Source Edition
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Three Thousand Test Examples In Arithmetic: Drill Exercises For Review
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Dubbs' Arithmetical Problems: To Supplement Ray's New Practical Arithmetic
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A Key To Ray's Higher Arithmetic: Containing Full And Lucid Solutions To Examples In That Work, Book 4
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Ray's Arithmetic
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Ray's Modern Intellectual Arithmetic: A Revised Edition Of Ray's Intellectual Arithmetic
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Ray's Algebra, Part Second: An Analytical Treatise, Designed for High Schools and Colleges, Part 2
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Ray’s New Intellectual Arithmetic (1877)
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Primary Elements of Algebra: For Common Schools and Academies (Classic Reprint)
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New Elementary Algebra: Primary Elements of Algebra, for Common Schools and Academics
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The Principles of Arithmetic: Analyzed and Practically Applied: For Advanced Students
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Key to Ray's algebra, parts first and second: containing statements and solutions of questions with remarks and notes ; also an appendix containing ... properties of numbers, and scales of notation
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Ray's Arithmetic, Second Book
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Ray's new higher Algebra: Elements of Algebra, for Colleges, Schools, and private Students
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A Treatise on Analytic Geometry, Especially as Applied to the Properties of Conics: Including the Modern Methods of Abridged Notation
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Ray's New Intellectual Arithmetic, Book 2
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Ray's New Test Examples in Arithmetic
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