<div class="description">
<dl><dd>8 pages : 22 cm</dd>
<dd>Title from first page of text</dd>
<dd>Advertising booklet for "Mr. Jeffrey's Respirators", including references from the medical press where the devices have been favourably mentioned</dd>
<dd>Includes bibliographic references</dd></dl><br>Subjects: Respiration Disorders -- prevention &amp; control; Self-Help Devices; Advertising as Topic; Asthma -- prevention &amp; control; Bronchitis -- prevention &amp; control</div>
Internet Archive identifier