The Radio review; a monthly record of scientific progress in radiotelegraphy and telephony.

Editor: 1919-22, G. W. O. Howe.

The radio amateur's beam pointer guide.

Mode of access: Internet.

Catalog of radio recordings : a transcription service for schools /

Includes index.

Basic radio propagation predictions for ... three months in advance/

Description based on: Nov. 1946; title from cover.

Successful radio advertising with sponsor participation programs.

Mode of access: Internet.

Trattato del radio latino : instrumento ... per prendere qual si voglia misura, [et] positione di luogo tanto in cielo, come in terra, il quale oltre alle operazioni proprie sue fa anco tutte quelle della Gran Regola di C. Tolomeo, [et] dell'antico Radio Astronomico /

Edit16,

An epistle to Friends within the compass of Philadelphia Yearly Meeting /

Bound with Society of Friends. Green Street Monthly Meeting. A statement of facts. 1827 [7]

The American companion, or, A brief sketch of geography : which points out the climate, latitude, and longitude, bearing per compass, and distance in geographical miles of each place, from the city of Washington : together with the length of the longest days and nights, and conversely /

Mode of access: Internet.

Picturesque rides and walks, with excursions by water, thirty miles round the British metropolis; illustrated in a series of engravings, coloured after nature; with an historical and topographical description of the country within the compass of that circle.

Mode of access: Internet.

An address to friends within the compass of the yearly meeting held in Philadelphia.

Mode of access: Internet.

An Epistle to Friends of the Quarterly & Monthly Meetings within the compass of the Yearly Meeting held in Philadelphia adopted at a General Meeting of Friends at Green Street Meeting House in that city, by adjournments on the 4th, and 5th of the 6th Mo., 1827.

Bound with other Friends' pamphlets.

An Epistle from the Yearly Meeting of Friends held in Philadelphia, by adjournments from the fifteenth day of the Tenth Month, to the nineteenth of the same inclusive, 1827, to the Quarterly, Monthly, and particular Meetings of Friends within the compass of the Yearly Meeting.

Bound with other Friends' pamphlets.

Epistle to Friends within the compass of Ohio and Indiana Yearly Meeting.

"Signed by direction, and on behalf of a large committee, appointed by the Yearly Meeting of Friends in Philadelphia, in the 10th month last, to represent it in its recess, James Mott, clerk."

Radio refractometry /

Includes bibliographical references (p. 15-18).

Highway advisory radio in the Philadelphia area /

Mode of access: Internet.