This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.

This collection houses 117 research data books supplemented with correspondence files, scientific reprints, laboratory notes, and an extensive group of well executed glossy print photographs documenting Arnold Hicks Sparrow's work in radiation botany.