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Boston University

The determination for the modal age level for grades seven and nine of the difficulty of the science principle, the refraction of light

Abstract

dc:description

Thesis (Ed.M.)--Boston University

Degree

thesis:*
Grantor dc:publisher
Boston University
Year dc:date.issued
1952

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Wilson, Virginia M.

Rights

dc:rights
Statement dc:rights
  • Based on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.
Language dc:language.iso
en_US

Identifiers

dc:identifier.*
Dc Identifier Other
b14707524
OAI identifier oai:identifier
oai:open.bu.edu:2144/24647

Chain of custody

source
Harvested from
Boston University
Base URL
open.bu.edu/oai/request
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
related terms
citation

Wilson, Virginia M.. The determination for the modal age level for grades seven and nine of the difficulty of the science principle, the refraction of light. Boston University, 1952. https://hdl.handle.net/2144/24647