Book  (Jan 2000)  Page(s) 236.  
 
Golden Vanitie Hybrid Tree Peony (Saunders pre-1960). A signle yellow hybrid

Magazine  (Sep 1977)  Page(s) 20.  
 
"Botanical Descriptions of 40 Saunders Lutea Hybrids" by Dr. David Reath and Silvia Saunders
...These descriptions aim to provide the nurseryman and the average gardener with a means of determining the differences between the hybrids, many of which are very similar indeed...
Golden Vanitie—Very single; 8-10 petals crimped and notched. Creamy yellow, edged rosy. Flares short and dark; filaments reddish. Anthers "naked". Stigmas rose-pink; sheath purple. Heavy bloomer. Blooms well help-up. Foliage broad.