清华园邮局是我国最早设立的校园邮局,在1911年(清宣统三年,辛亥年)成立清华大学的同时,就设立了清华园邮局。在整个民国时期,因政权的变更,邮戳戳式的改变,陆续启用了多种不同戳式的邮政日戳。笔者最近收集到一枚早期的清华园邮戳的实寄片(图1为正面,图2为背面),现予以介绍。此片是1912年6月3日清华园寄往北京的本埠明信片,同日到达,盖有北京的中英文小圆戳,使用的是清四次蟠龙邮资明信片,盖“清华园”腰框式英中文的民国“元年”日戳。有意思的是,民国时期使用的是公历纪年,也许是因为清华园邮局还没有领取到新的公 Tsinghua University Post Office is the earliest campus post office established in China. Tsinghua University post office was established at the same time as Tsinghua University was founded in 1911 (Qingxuan System for three years and Xinhai Year). Throughout the period of the Republic of China, a number of postal stamps of different stamps were activated one after another due to changes in the political power and postmark stamp changes. I recently collected an early Qinghua Park postmark the actual piece (Figure 1 is the front, Figure 2 for the back), is to introduce. This film was posted on June 3, 1912 Tsinghua Garden sent to Beijing, the port postcard, arrived on the same day, with a cover of Beijing in English and Chinese small round stamps, using the fourth-speed Beaulieu postage postcards, cover Box British Chinese Republic “the first year ” date stamp. Interestingly, the Republic of China was using the Gregorian calendar year, perhaps because Tsinghua University post office has not yet received a new public