Colored Light

Meditation Book of Light and Colour

Pauline Wills

On the Influence of the Blue Color of the Sky in Developing Animal and Vegetable Life

Augustus James Pleasonton

A practical treatise on the construction, heating and ventilation of hot-houses: including conservatories, green-houses, graperies, and other kinds of horticultural structures. With practical directions for their management, in regard to light, heat, and air.

By Robert B. Leuchars.

Science of colors and rhythm: treating more especially on the new science of color-tones, healing, harmony and rhythms

by Ernest J. Stevens.

Contribution à l'étude de l'efficacité des projecteurs au travers d'atmosphères non limpides ...

Alfred Monnier

The influence of the blue ray of the sunlight and of the blue colour of the sky: in developing animal and vegetable life; in arresting disease, and in restoring health in acute and chronic disorders to human and domestic animals

as illustrated by the experiments of Gen. A. J. Pleasonton, and others, between the years 1861 and 1876. Addressed to the Philadelphia Society for Promoting Agriculture

Blue and red light: or, Light and its rays as medicine; showing that light is the original and sole source of life, as it is the source of all the physical and vital forces in nature; and that light is nature's own and only remedy for disease an explaining How to apply the red and blue rays in curing the sick and feeble; together with a chapter on light in the vegetable kingdom.

By S. Pancoast, M. D.

The influence of the blue ray of the sunlight and of the blue colour of the sky: in developing animal and vegetable life, in arresting disease, and in restoring health in acute and chronic disorders to human and domestic animals

as illustrated by the experiments of A.J. Pleasonton and others, between the years 1861 and 1876 ; addressed to the Philadelphia Society for Promoting Agriculture.

The influence of the blue ray of the sunlight and of the blue color of the sky: in developing animal and vegetable life; in arresting disease and in restoring health in acute and chronic disorders to human and domestic animals

as illustrated by the experiments of A. J. Pleasonton and others, between the years 1861 and 1876. Addressed to the Philadelphia Society for Promoting Agriculture.

Effect of light quality and periodicity upon germination of Douglas-fir seed (Pseudotsuga menziesii (Mirb.) Franco) and on growth of Douglas-fir seedlings

by Le Roy Curtis Johnson.